vast
/ˈvæst/
Brit
/ˈvɑːst/
adjective
vaster;
vastest
/ˈvæst/
Brit
/ˈvɑːst/
adjective
vaster;
vastest
Britannica Dictionary definition of VAST
[more vast; most vast]
:
very great in size, amount, or extent
-
She has a vast amount of knowledge on this subject.
-
vast quantities of information
-
The policy is supported by the vast majority of citizens.
-
a vast expanse of land
— vastness
/ˈvæstnəs/
Brit
/ˈvɑːstnəs/
noun
[noncount]