The Collaborative International Dictionary of English v.0.48:
Ascaridae \Ascaridae\ n. a natural family of large roundworms parasitic in intestines of vertebrates. Syn: family Ascaridae. [WordNet 1.5]WordNet (r) 3.0 (2006):
Ascaridae n 1: large roundworms parasitic in intestines of vertebrates [syn: Ascaridae, family Ascaridae]