say it: ee-pee-AY
epa is a noun meaning "an independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environment". It carries one recorded sense.
an independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environment
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 epa 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.