The Collaborative International Dictionary of English v.0.48:
Gallinacean \Gal`li*na"cean\, n. (Zool.) One of the Gallinae or gallinaceous birds. [1913 Webster]WordNet (r) 3.0 (2006):
gallinacean n 1: heavy-bodied largely ground-feeding domestic or game birds [syn: gallinaceous bird, gallinacean]