(n) one of the paired abdominal appendages of certain aquatic crustaceans that function primarily for carrying the eggs in females and are usually adapted for swimming, Syn. pleopod
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
n.; pl. E. Pleopods L. Pleopoda [ Gr. &unr_; to swim + -pod. ] (Zool.) One of the abdominal legs of a crustacean. See Illust. under Crustacea. [ 1913 Webster ]