The Collaborative International Dictionary of English v.0.48:
Ascaridia \Ascaridia\ n. a roundworm having a preanal sucker. Syn: genus Ascaridia. [WordNet 1.5]WordNet (r) 3.0 (2006):
Ascaridia n 1: roundworm having a preanal sucker [syn: Ascaridia, genus Ascaridia]