Co•lum•ba(kə lum′bə),USA pronunciationn.,[gen.]-bae(-bē)USA pronunciation for 2.
BiographicalSaint, a.d. 521–597, Irish missionary in Scotland.
Also called Colum′ba No′ae(nō′ē).USA pronunciation[Astron.]the Dove, or Noah's Dove, a southern constellation between Caelum and Canis Major.Co•lum′ban, adj.