We're working on a new site. Click here to get a sneak preview.
Medical Dictionary


noun \ˈkäd\
plural cod also cods

Medical Definition of COD

:  any of various bottom-dwelling fishes (family Gadidae, the cod family) that usually occur in cold marine waters and often have barbels and three dorsal fins: as a :  one (Gadus morhua) of the North Atlantic that is an important food fish b :  one (Gadus macrocephalus) of the Pacific Ocean


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears