The Collaborative International Dictionary of English v.0.48:
Grus \Grus\ prop. n. [L. the crane.] (Astron.) A constellation in the southern celestial hemisphere between Indus and Piscis Austrinus. [PJC]WordNet (r) 3.0 (2006):
Grus n 1: a small constellation in the southern hemisphere near Phoenix [syn: Grus, Crane] 2: type genus of the Gruidae: typical cranes [syn: Grus, genus Grus]