Set in a cavernous industrial-style warehouse, Psycle HQ feels like a club you want to be a part of.
Each one—from the drawing room to the cellar—contains dozens, if not hundreds, of cavernous metaphorical rooms.
Gathered in a cavernous underground hotel ballroom in Washington D.C., all the young people were serious and well dressed.
cavernous cav·ern·ous (kāv'ər-nəs)
Filled with cavities or hollow areas; porous.