The Collaborative International Dictionary of English v.0.48:
Maia \Ma"i*a\, n. [From L. Maia, a goddess.] (Zool.) (a) A genus of spider crabs, including the common European species (Maia squinado). (b) A beautiful American bombycid moth (Eucronia maia). [1913 Webster]WordNet (r) 3.0 (2006):
Maia n 1: type genus of the Majidae; nearly cosmopolitan in distribution [syn: Maja, genus Maja, Maia, genus Maia]