Maat: …maat ‘order’ in place of isfet ‘disorder,’ the king played the role of the sun god, the god with the closest links to Maat. Maat stood at the head of the sun god’s bark as it traveled through the sky and the underworld. Although aspects of kingship and of maat…

therapeutics: Immunoglobulins: Immune serum globulin (ISG), obtained from the plasma of a pool of healthy donors, contains a mixture of immunoglobulins, mainly IgG, with lesser amounts of IgM and IgA. It is used to provide passive immunity to a variety of diseases such as measles, hepatitis A,…

John Isham was an English composer and organist. Educated at Merton College, Oxford, he went to London and became an assistant to the organist and composer William Croft, whom he succeeded as organist of St. Anne’s, Soho (serving 1711–18). He accompanied Croft to Oxford and there acquired a

Ralph Heyward Isham was an American collector of rare manuscripts who discovered the long-missing manuscripts of James Boswell’s Life of Samuel Johnson and other Boswell papers and letters. The son of a wealthy railroad executive, Isham attended Cornell University (1908–09) and Yale University

Ishanavarman was the chief of the Maukhari family of northern India. Originally, he was a feudatory of the Gupta empire, and by the middle of the 6th century he had declared his independence from the Guptas and set himself up as a king in the Ganges (Ganga) River valley. Little is known of

Islamic arts: The Umayyad and Abbasid dynasties: classical Islamic music: …Ibrāhīm al-Mawṣilī and his son Isḥāq. Members of a noble Persian family, they were chief court musicians and close companions of the caliphs Hārūn al-Rashīd and al-Maʾmūn.

North Africa: The Idrīsids of Fez: …originated in the desire of Isḥāq ibn ʿAbd al-Ḥamīd, chief of the powerful tribal confederation of the Awrāba, to consolidate his authority in northern Morocco by giving his rule an Islamic religious character. For that purpose he invited Idrīs ibn ʿAbd Allāh, a sharif (descendant of the Prophet Muhammad) living…

history of Mesopotamia: The Hurrian and Mitanni kingdoms: … and the goddess of oaths Ishara are attested as early as the 3rd millennium bce.

Ishbosheth was in the Hebrew Bible (Old Testament), the fourth son of King Saul and the last representative of his family to be king over Israel (the northern kingdom, as opposed to the southern kingdom of Judah). His name was originally Ishbaal (Esh-baal; 1 Chronicles 8:33 and 9:39), “Man of

Isin: …Isin about 2017 bc by Ishbi-Erra, “the man of Mari.” He founded a line of Amorite rulers of whom the first five claimed authority over the city of Ur to the south. The fifth of the rulers of Isin, Lipit-Ishtar (reigned 1934–24 bc), is famous as having published a series…

Ishbosheth was in the Hebrew Bible (Old Testament), the fourth son of King Saul and the last representative of his family to be king over Israel (the northern kingdom, as opposed to the southern kingdom of Judah). His name was originally Ishbaal (Esh-baal; 1 Chronicles 8:33 and 9:39), “Man of

Itsekiri, ethnic group inhabiting the westernmost part of the Niger River delta of extreme southern Nigeria. The Itsekiri make up an appreciable proportion of the modern towns of Sapele, Warri, Burutu, and Forcados. They speak a Yoruboid language of the Benue-Congo branch of Niger-Congo languages

Atlas Mountains: The people: The Ishelhiyen (Shluh) of the High Atlas in Morocco inhabit the river valleys that cut down deeply into the massif. Their villages, with populations of several hundred inhabitants in each, are often located at an altitude of more than 6,500 feet. They consist of terraced houses,…

B. F. Isherwood was a U.S. naval engineer who, during the American Civil War, greatly augmented the U.S. Navy’s steam-powered fleet. The son of a physician, Isherwood attended Albany (N.Y.) Academy (1831–36) and then learned mechanics and engineering working successively on the Utica & Schenectady

B. F. Isherwood was a U.S. naval engineer who, during the American Civil War, greatly augmented the U.S. Navy’s steam-powered fleet. The son of a physician, Isherwood attended Albany (N.Y.) Academy (1831–36) and then learned mechanics and engineering working successively on the Utica & Schenectady

Christopher Isherwood was a British-American novelist and playwright best known for his novels about Berlin in the early 1930s. After working as a secretary and a private tutor, Isherwood gained a measure of coterie recognition with his first two novels, All the Conspirators (1928) and The Memorial

Ishibashi Tanzan was a politician, economist, and journalist who was prime minister of Japan from December 1956 to February 1957. The son of a Nichiren-sect Buddhist priest, Ishibashi studied philosophy and graduated from Waseda University and then entered the field of journalism. He joined the

Ishida Baigan was a Japanese scholar who originated the moral-education movement called Shingaku (“Heart Learning”), which sought to popularize ethics among the common people. (Read Peter Singer’s Britannica entry on ethics.) The son of a farmer, Ishida began studying ethical doctrines in Kyōto as

Ishida Mitsunari was a Japanese warrior whose defeat in the famous Battle of Sekigahara (1600) allowed the Tokugawa family to become undisputed rulers of Japan. Distinguished in the service of Toyotomi Hideyoshi, the warrior who reunified Japan after more than a century of civil war, Ishida was

Kazuo Ishiguro is a Japanese-born British novelist known for his lyrical tales of regret fused with subtle optimism. In 2017 he won the Nobel Prize for Literature for his works that “uncovered the abyss beneath our illusory sense of connection with the world.” In 1960 Ishiguro’s family immigrated

Ishihara Shintarō was a Japanese writer and politician, who served as governor of Tokyo from 1999 to 2012. Ishihara grew up in Zushi, Kanagawa prefecture, and attended Hitotsubashi University, Tokyo. While still in school, he published his first novel, Taiyō no kisetsu (“Season of the Sun”), to

Ishii Kikujirō was a Japanese statesman and diplomat who effectively championed a cautious expansion of Japan and cooperation with the West in the decades immediately before and after World War I. In 1907 he was sent to investigate rising anti-Japanese sentiment in San Francisco and Vancouver,

Ishikari River, river in northern and western Hokkaido, northern Japan, the third longest in the country. It rises near the centre of the Kitami Mountains and flows for about 167 miles (268 km) southwest in a broad arc, draining the Kamikawa Basin, the Sorachi River lowland, and the Ishikari Plain.

Ishikari River, river in northern and western Hokkaido, northern Japan, the third longest in the country. It rises near the centre of the Kitami Mountains and flows for about 167 miles (268 km) southwest in a broad arc, draining the Kamikawa Basin, the Sorachi River lowland, and the Ishikari Plain.

Ishikawa, prefecture (ken), western Honshu, Japan, facing the Sea of Japan (East Sea). It includes the western stretch of the Japanese Alps in the southeast and nearly all of the Noto Peninsula in the north. Kanazawa, the prefectural capital, is centrally located along the coast. Although winter

Ishikawa Takuboku was a Japanese poet, a master of tanka, a traditional Japanese verse form. His works enjoyed immediate popularity for their freshness and startling imagery. Although Takuboku failed to complete his education, through reading he acquired surprising familiarity with both Japanese

Ishikawa Takuboku was a Japanese poet, a master of tanka, a traditional Japanese verse form. His works enjoyed immediate popularity for their freshness and startling imagery. Although Takuboku failed to complete his education, through reading he acquired surprising familiarity with both Japanese

Ishikawajima-Harima Heavy Industries Company, Ltd., major Japanese manufacturer of heavy machinery and oceangoing ships. Headquarters are in Tokyo. The company was founded by the Mito branch of the Tokugawa family in 1853 as a shipbuilding yard in Edo (modern Tokyo); it was incorporated in 1889.

Ishikawajima-Harima Heavy Industries Company, Ltd., major Japanese manufacturer of heavy machinery and oceangoing ships. Headquarters are in Tokyo. The company was founded by the Mito branch of the Tokugawa family in 1853 as a shipbuilding yard in Edo (modern Tokyo); it was incorporated in 1889.

Ishim River, river in northern Kazakhstan and Tyumen and Omsk oblasti (provinces) of south-central Russia. A left-bank tributary of the Irtysh (Ertis) River, it rises in the Niyaz Hills in the north of the Kazakh Uplands (Saryarqa), flows west through Astana, and then flows north through Petropavl

Ishimbay, city, Bashkortostan republic, western Russia. Ishimbay lies along the Belaya (White) River. It was the earliest centre of the oil industry in the Volga–Urals oil field, which was first exploited in 1932, and of the first oil refinery started in 1936. Deposits have been depleted, but the

Ishimbay, city, Bashkortostan republic, western Russia. Ishimbay lies along the Belaya (White) River. It was the earliest centre of the oil industry in the Volga–Urals oil field, which was first exploited in 1932, and of the first oil refinery started in 1936. Deposits have been depleted, but the

Babylon: The present site: …from the ziggurat, and (6) Ishin Aswad, where there are two further temples. A depression called Sahn marks the former site of the ziggurat Etemenanki. A larger-than-life-size basalt lion, probably of Hittite origin and brought to Babylon in antiquity, stands north of the Ishtar Gate.

history of medicine: Japan: …Tamba Yasuyori completed the 30-volume Ishinhō, the oldest Japanese medical work still extant. This work discusses diseases and their treatment, classified mainly according to the affected organs or parts. It is based entirely on older Chinese medical works, with the concept of yin and yang underlying the theory of disease…

Ishinomaki, city and port, eastern Miyagi ken (prefecture), northeastern Honshu, Japan. It is situated at the head of Ishinomaki Bay (an embayment of the Pacific Ocean), on the estuary of the Kitakami River, about 30 miles (50 km) northeast of Sendai. The city was founded in the 4th century and was

Ōsaka-Kōbe metropolitan area: Ancient and medieval periods: …in 1532, this structure, the Ishiyama Hongan Temple, became the nucleus of a major town that was destroyed in 1580 by Nobunaga, after a siege of many years. Nobunaga’s successor, Toyotomi Hideyoshi, built a great castle on the site with massive stone walls and broad moats; the castle town that…

Saijō: …stands on the slopes of Mount Ishizuchi to the south. The mountain lies within Ishizuchi Quasi-national Park and is the highest peak on Shikoku, reaching an elevation of 6,499 feet (1,981 m). Pop. (2005) 113,371; (2010) 112,091.

Pamirs: Physiography: …Range, composed of north-south (Ishkashim Range) and east-west elements, rising to Mayakovsky Peak (19,996 feet [6,095 metres]) and Karl Marx (Karla Marksa) Peak (22,067 feet [6,726 metres]). In the extreme southeast, to the south of Lake Zorkul (Sarī Qūl), lie the east-west Vākhān Mountains.

Ishkur, in Mesopotamian religion, Sumerian god of the rain and thunderstorms of spring. He was the city god of Bit Khakhuru (perhaps to be identified with modern Al-Jidr) in the central steppe region. Ishkur closely resembled Ninhar (Ningubla) and as such was visualized in the form of a great bull.

Ishmael, son of Abraham through Hagar, according to the three great Abrahamic religions—Judaism, Christianity, and Islam. After the birth of Isaac, another son of Abraham, through Sarah, Ishmael and his mother were banished to the desert. A minor figure thereafter in the traditions of Judaism and

Ishmael ben Elisha was a Jewish tanna (Talmudic teacher) and sage who left an enduring imprint on Talmudic literature and on Judaism. He is generally referred to simply as Rabbi Ishmael. As a young child, Ishmael, whose parentage is not known but who traced his lineage through a high priest, was

Midianite: …traditionally have been identified as Ishmaelites, in part because of an unclear passage in Genesis (37:28) that refers to the traders to whom Joseph was sold by his brothers as both Midianites and Ishmaelites. In addition, the story of Gideon in Judges contains a verse (8:24) that includes an apparent…

history of Mesopotamia: Early history of Assyria: …the older of the two, Ishme-Dagan, succeeded his father on the throne. Through the archive of correspondence in the palace at Mari, scholars are particularly well informed about Shamshi-Adad’s reign and many aspects of his personality. Shamshi-Adad’s state had a common border for some time with the Babylonia of Hammurabi.…

Ontario: Relief: …highest point in the province, Ishpatina Ridge, which rises to 2,274 feet (693 metres) near Lake Temagami. The region’s rich mineral deposits, its huge forest reserves, and the hydroelectric power potential of its swift rivers have made it a major source of the province’s contemporary wealth.

Ishpeming, city, Marquette county, northwestern Upper Peninsula of Michigan, U.S. It is located in the Marquette Iron Range, about 12 miles (20 km) west-southwest of Marquette. Founded in the 1850s as a centre for iron-mining activities, its name is Ojibwa (Chippewa) for “high grounds.” Since the

Urartu: …the reigns of his son Ishpuini (c. 830–810) and especially of Ishpuini’s son Meinua (c. 810–781), Urartian conquests can be measured indirectly from widespread inscriptions ranging from the lower Murat River basin (around Elâziğ) in the west to the Aras (Araks, Araxes) River (i.e., from Erzurum to Mount Ararat) in…

mashriq al-adhkār: … was completed in 1907 in Ashgabat (now in Turkmenistan). In 1928, however, it was appropriated by the Soviet government and leased to the temple organization. Ten years later it was seized and converted into an art gallery. In 1963, having suffered severe damage in a 1948 earthquake, the structure was…

as-Suhrawardī was a mystic theologian and philosopher who was a leading figure of the illuminationist school of Islamic philosophy, attempting to create a synthesis between philosophy and mysticism. After studying at Eṣfahān, a leading centre of Islamic scholarship, as-Suhrawardī traveled through

as-Suhrawardī: …mystical order known as the Ishrāqīyah. The Nūrbakhshīyah order of dervishes (itinerant holy men) also traces its origins to him.

Islamic arts: Architecture: …the Gūr-e Amīr and the ʿIshrat-Khāneh in Samarkand.

David al-Mukammas: …a small segment of al-Mukammas’ ʿIshrūn maqālāt (“Twenty Treatises”). Then, in 1898, 15 of the 20 “treatises” were discovered in the Imperial Library of St. Petersburg.

Elaine May: …wrote and directed the comedy Ishtar (1987), which starred Beatty and Hoffman and was one of the most notorious flops in movie history.

Ishtar, in Mesopotamian religion, goddess of war and sexual love. Ishtar is considered a member of the special class of Mesopotamian gods called the Anunnaki. Ishtar is the Akkadian counterpart of the West Semitic goddess Astarte. Inanna, an important goddess in the Sumerian pantheon, came to be

Ishtar Gate, enormous burnt-brick entryway located over the main thoroughfare in the ancient city of Babylon (now in Iraq). Built about 575 bc, it became the eighth fortified gate in the city. The Ishtar Gate was more than 38 feet (12 metres) high and was decorated with glazed brick reliefs, in

Ishtar Terra, the smaller of two continent-sized highland areas (terrae) on the planet Venus. Ishtar lies in Venus’s northern hemisphere, extending from about latitude 45° N to 75° N and from about longitude 300° E to 75° E. It is about half the size of Aphrodite Terra and comparable in surface

history of Central Asia: Division of the empire: …part, ruled by Bumin’s brother Ishtemi (553–573?), lay in Ektagh, an unidentified place, possibly in either the Ili or Chu river valley.

Astyages was the last king of the Median empire (reigned 585–550 bc). According to Herodotus, the Achaemenian Cyrus the Great was Astyages’ grandson through his daughter Mandane, but this relationship is probably legendary. According to Babylonian inscriptions, Cyrus, king of Anshan (in

Ishvara, in Hinduism, God understood as a person, in contrast to the impersonal transcendent brahman. The title is particularly favoured by devotees of the god Shiva; the comparable term Bhagavan (also meaning “Lord”) is more commonly used by Vaishnavas (followers of the god Vishnu). Particular

India: Decentralization and loss of territory: …were only temporarily successful, for Ishvara Nayaka, a Vijayanagar general, recovered the loot from the returning Bahmanī forces at Kandukur, and Narasimha recaptured Penukonda after turning back the Bahmanī forces.

Samkhya: …of Samkhya”) by the philosopher Ishvarakrishna (c. 3rd century ce). Vijnanabhikshu wrote an important treatise on the system in the 16th century.

Pakistan: Hesitant rejection of Islamist militants: The Pakistani military’s Inter-Service Intelligence Directorate (ISI) became the main conduit of the country’s support of the Afghan mujahideen fighters based there in their conflict with the Soviet forces in Afghanistan. Such assistance continued following the withdrawal of Moscow’s forces in the late 1980s, and the ISI was…

figure skating: Regional and national: The Ice Skating Institute (ISI) also holds amateur competitions, but, unlike the USFSA, which is the organization for those with interest in Olympic-level or world-level competition, the ISI focuses on the recreational aspect of skating. Its competitions seek to reward all participants.

import substitution industrialization (ISI), development strategy focusing on promoting domestic production of previously imported goods to foster industrialization. Import substitution industrialization (ISI) was pursued mainly from the 1930s through the 1960s in Latin America—particularly in

tiger moth: A typical arctiid, the Isabella tiger moth (Isia isabella), emerges in spring and attains a wingspan of 37 to 50 mm (1.5 to 2 inches). Black spots mark its abdomen and yellow wings. The larva, known as the banded woolly bear, is brown in the middle and black at…

Elechi Amadi: …found in his verse play, Isiburu (1973), about a champion wrestler who is ultimately defeated by the supernatural power of his enemy. Among his other works are Pepper Soup and the Road to Ibadan (1977), Estrangement (1986), the play The Woman of Calabar (2001), and the science-fiction book When God…

isicathamiya, a type of secular a cappella choral singing developed in South Africa by migrant Zulu communities. The music became widely popular outside of Africa in the late 20th century when it was picked up and promoted by the world-music industry. Isicathamiya is a synthesis of diverse

Syrtis Major: …to its eastern edge (Isidis). Assiduously observed for more than a century because of its seasonal and long-term variability, especially near its eastern boundary, Syrtis Major was first considered a shallow sea. Later its variability was attributed to vegetation. Closeup photographs and data returned by the U.S. Mariner and…

fungus: Form and function of lichens: …develop small thalloid extensions, called isidia, that also may serve in asexual propagation if broken off from the thallus.

Lota: …scenic beauty is the local Isidora Cousiño Park. Pop. (2002) 48,975; (2017) municipality, 43,535.

False Decretals, a 9th-century collection of ecclesiastical legislation containing some forged documents. The principal aim of the forgers was to free the Roman Catholic church from interference by the state and to maintain the independence of the bishops against the encroachments of the

Damascius: …friend of the Greek philosopher Isidore of Alexandria, whose biography he wrote, Damascius became head of the Academy about 520 and was still in office when the Christian emperor Justinian closed it, along with other pagan schools, in 529. Damascius, with six other members of the Academy, went to Persia…

Isidore Of Kiev was a Greek Orthodox patriarch of Russia, Roman cardinal, Humanist, and theologian who strove for reunion of Greek and Latin Christendom but was forced into exile because of concerted opposition, particularly from the Byzantine and Russian Orthodox churches, and by the fall of

Hagia Sophia: History: …building’s architects—Anthemius of Tralles and Isidorus of Miletus—are well known, as is their familiarity with mechanics and mathematics. The structure now standing is essentially the 6th-century edifice, although an earthquake caused a partial collapse of the dome in 558 (restored 562) and there were two further partial collapses, after which…

St. Isidore of Sevilla ; canonized 1598; feast day April 4) was a theologian, last of the Western Latin Fathers, archbishop, and encyclopaedist. His Etymologies, an encyclopaedia of human and divine subjects, was one of the chief landmarks in glossography (the compilation of glossaries) and was for

St. Isidore of Sevilla ; canonized 1598; feast day April 4) was a theologian, last of the Western Latin Fathers, archbishop, and encyclopaedist. His Etymologies, an encyclopaedia of human and divine subjects, was one of the chief landmarks in glossography (the compilation of glossaries) and was for

St. Isidore of Sevilla ; canonized 1598; feast day April 4) was a theologian, last of the Western Latin Fathers, archbishop, and encyclopaedist. His Etymologies, an encyclopaedia of human and divine subjects, was one of the chief landmarks in glossography (the compilation of glossaries) and was for

Hagia Sophia: History: …building’s architects—Anthemius of Tralles and Isidorus of Miletus—are well known, as is their familiarity with mechanics and mathematics. The structure now standing is essentially the 6th-century edifice, although an earthquake caused a partial collapse of the dome in 558 (restored 562) and there were two further partial collapses, after which…

St. Isidore of Sevilla ; canonized 1598; feast day April 4) was a theologian, last of the Western Latin Fathers, archbishop, and encyclopaedist. His Etymologies, an encyclopaedia of human and divine subjects, was one of the chief landmarks in glossography (the compilation of glossaries) and was for

Islamic State in Iraq and the Levant (ISIL), transnational Sunni insurgent group operating primarily in western Iraq and eastern Syria. First appearing under the name ISIL in April 2013, the group launched an offensive in early 2014 that drove Iraqi government forces out of key western cities,

Ishim River, river in northern Kazakhstan and Tyumen and Omsk oblasti (provinces) of south-central Russia. A left-bank tributary of the Irtysh (Ertis) River, it rises in the Niyaz Hills in the north of the Kazakh Uplands (Saryarqa), flows west through Astana, and then flows north through Petropavl

Ishimbay, city, Bashkortostan republic, western Russia. Ishimbay lies along the Belaya (White) River. It was the earliest centre of the oil industry in the Volga–Urals oil field, which was first exploited in 1932, and of the first oil refinery started in 1936. Deposits have been depleted, but the

Isin, ancient Mesopotamian city, probably the origin of a large mound near Ad-Dīwānīyah, in southern Iraq. An independent dynasty was established at Isin about 2017 bc by Ishbi-Erra, “the man of Mari.” He founded a line of Amorite rulers of whom the first five claimed authority over the city of Ur

Yelena Isinbayeva is a Russian pole-vaulter who achieved numerous world records and became the first woman to clear the 5-metre (16-foot 4.75-inch) mark in the sport’s history. Isinbayeva was enrolled by her parents in gymnastics school at age 4, but a growth spurt when she was 15 suddenly made her

Yelena Isinbayeva is a Russian pole-vaulter who achieved numerous world records and became the first woman to clear the 5-metre (16-foot 4.75-inch) mark in the sport’s history. Isinbayeva was enrolled by her parents in gymnastics school at age 4, but a growth spurt when she was 15 suddenly made her

Stanislav Smirnov: …percolation processes and on the Ising model. In percolation, a fluid flows through the spaces in a porous solid. If a material is modeled as a lattice where points have a probability for being open and allowing liquid to flow through, there is a critical probability at which a liquid…

combinatorics: The Ising problem: A rectangular m × n grid is made up of unit squares, each coloured either red or green. How many different colour patterns are there if the number of boundary edges between red squares and green squares is prescribed?

linear accelerator: In 1924 Gustaf Ising, a Swedish physicist, proposed accelerating particles using alternating electric fields, with “drift tubes” positioned at appropriate intervals to shield the particles during the half-cycle when the field is in the wrong direction for acceleration. Four years later, the Norwegian engineer Rolf Wideröe built…

Looney Tunes: …to animators Hugh Harman and Rudolf Ising, who were using the then novel innovation of synchronized sound to create animated talkies. Their first animated film for Schlesinger, Sinkin’ in the Bathtub (1930), featured Bosko, a wide-eyed character that bore an uncanny resemblance to Otto Messmer’s Felix the Cat. Sinkin’ in…

Daman: …fish product used in making isinglass (a type of mica), is exported to Europe. Pop. (2001) 35,770; (2011) 44,282.

Isinglass, (foaled 1890), racehorse (Thoroughbred) who won the British Triple Crown in 1893 and earned a then record for a British horse of more than $235,000 (record broken in 1952) during his racing career. Sired by Isonomy and foaled by Dead Lock, he was owned by H. McCalmont and trained by J.

isinglass, thin sheets of mica, particularly of muscovite

Ramses II: Prosperity during the reign of Ramses II: …whose names are preserved were Isinofre, who bore the king four sons, among whom was Ramses’ eventual successor, Merneptah; Merytamun; and Matnefrure, the Hittite princess. In addition to the official queen or queens, the king possessed a large harem, as was customary, and he took pride in his great family…

African dance: Masquerade dancers: The Isinyaso masked dancers of the Yao and Maku peoples of Tanzania carry elaborate bamboo structures covered with cloth and raffia, which sway rhythmically while their Nteepana mask elongates to great heights as the embodiment of a powerful animal spirit.

Islamic State in Iraq and the Levant (ISIL), transnational Sunni insurgent group operating primarily in western Iraq and eastern Syria. First appearing under the name ISIL in April 2013, the group launched an offensive in early 2014 that drove Iraqi government forces out of key western cities,

Isis, one of the most important goddesses of ancient Egypt. Her name is the Greek form of an ancient Egyptian word for “throne.” Isis was initially an obscure goddess who lacked her own dedicated temples, but she grew in importance as the dynastic age progressed, until she became one of the most

George Alfred Leon Sarton: …him the international quarterly review Isis, which he had founded in 1912, the first periodical to coordinate the results of historical research in all the sciences. He later (1936) founded a second journal, Osiris, devoted to lengthier papers on the history and philosophy of science, editing both periodicals until his…

Helena Blavatsky: …1877 her first major work, Isis Unveiled, was published. In this book she criticized the science and religion of her day and asserted that mystical experience and doctrine were the means to attain true spiritual insight and authority. Although Isis Unveiled attracted attention, the society dwindled. In 1879 Blavatsky and…

River Thames, chief river of southern England. Rising in the Cotswold Hills, its basin covers an area of approximately 5,500 square miles (14,250 square km). The traditional source at Thames Head, which is dry for much of the year, is marked by a stone in a field 356 feet (108.5 metres) above sea

Philae: …complex of structures of the Temple of Isis was completed by Ptolemy II Philadelphus (reigned 285–246 bce) and his successor, Ptolemy III Euergetes (fl. 246–221 bce). Its decorations, dating from the period of the later Ptolemies and of the Roman emperors Augustus and Tiberius (30 bce–37 ce), were, however, never…

Hilaria: …Cybele-Attis cult and in the Isis-Osiris cult, March 25 and November 3, respectively. It was one of several days in the festival of Cybele that honoured Attis, her son and lover: March 15, his finding by Cybele among the reeds on the bank of the River Gallus; March 22, his…