The Collaborative International Dictionary of English v.0.48:
Podiceps \Pod"i*ceps\, n. [NL., fr. L. podex, podicis, anus + pes foot.] (Zool.) See Grebe. [1913 Webster]WordNet (r) 3.0 (2006):
Podiceps n 1: type genus of the Podicipedidae: grebes [syn: Podiceps, genus Podiceps]