say it: KRAY-tur
crater is a noun meaning "a bowl-shaped geological formation at the top of a volcano". It carries 3 recorded senses.
a bowl-shaped geological formation at the top of a volcano
a faint constellation in the southern hemisphere near Hydra and Corvus
a bowl-shaped depression formed by the impact of a meteorite or bomb
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for crater 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.