Definitions for "Decapod"
A crustacean with ten feet or legs, as a crab; one of the Decapoda. Also used adjectively, as a decapod crustacean.
crustaceans including shrimp, lobster and crayfish of the order Decapoda.
Crustaceans including shrimps, lobsters and crayfish; of the order Decapoda
cephalopods having eight short tentacles plus two long ones
Locomotive with 0-10-0 wheel arrangement (refer Whyte)