'Fomalhaut' definitions:

Definition of 'Fomalhaut'

From: GCIDE

Fomalhaut \Fo"mal*haut`\, n. [Ar., prop., mouth of the large fish: cf. F. Fomalhaut.] (Astron.) A star of the first magnitude, in the constellation Piscis Australis, or Southern Fish. [1913 Webster]