Synonyms of colossal

Adjective

1. colossal, prodigious, stupendous, large (vs. small), big (vs. little)

usage: so great in size or force or extent as to elicit awe; "colossal crumbling ruins of an ancient temple"; "has a colossal nerve"; "a prodigious storm"; "a stupendous field of grass"; "stupendous demand"

Definition and meaning of colossal (Dictionary)