The Collaborative International Dictionary of English v.0.48:
Aplodontia \Aplodontia\ n. 1. 1 the type genus of the family Aplodontiidae, comprising the mountain beavers. Syn: genus Aplodontia. [WordNet 1.5]WordNet (r) 3.0 (2006):
Aplodontia n 1: type genus of the Aplodontiidae: comprising the mountain beavers [syn: Aplodontia, genus Aplodontia]