voluminous
[adjective]
Synonyms: large, ample, capacious, cavernous, roomy, vast

[TahlilGaran] English Synonym Dictionary ▲

vo‧lu‧mi‧nous /vəˈluːmənəs, vəˈluːmɪnəs, vəˈljuː- $ vəˈluː-/ 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

[TahlilGaran] Dictionary of Contemporary English ▲