time–consuming
/ˈtaɪmkənˈsuːmɪŋ/
Brit
/ˈtaɪmkənˈsjuːmɪŋ/
adjective
/ˈtaɪmkənˈsuːmɪŋ/
Brit
/ˈtaɪmkənˈsjuːmɪŋ/
adjective
Britannica Dictionary definition of TIME–CONSUMING
[more time–consuming; most time–consuming]
:
using or needing a large amount of time