say it: kuh-LAH-suhl
colossal is an adjective meaning "so great in size or force or extent as to elicit awe". It carries one recorded sense.
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”
Definitions, synonyms and semantic relations for colossal come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.