vo ‧ lu ‧ mi ‧ nous /vəˈluːmənəs, vəˈluːmɪnəs, vəˈljuː- $ vəˈluː-/ BrE AmE adjective formal
[ Date: 1600-1700 ; Language: Late Latin ; Origin: voluminosus , from Latin volumen ; ⇨ ↑ volume ]
1 . a voluminous piece of clothing is very large and loose – often used humorously:
a voluminous cloak
2 . voluminous books, documents etc are very long and contain a lot of detail:
He took voluminous notes during the lecture.
3 . a voluminous container is very large and can hold a lot of things:
a voluminous suitcase