The Collaborative International Dictionary of English v.0.48:
Peziza \Pe*zi"za\, prop. n. [NL., corrupt. from L. pezica a sessile mushroom, fr. Gr. pe`zis, fr. pe`za, poy`s, a foot.] (Bot.) A genus of fungi embracing a great number of species, some of which are remarkable for their regular cuplike form and deep colors. [1913 Webster]WordNet (r) 3.0 (2006):
Peziza n 1: type genus of the Pezizaceae: a variety of cup fungus [syn: Peziza, genus Peziza]