argo

Noun

Ar=go

WORDNET DICTIONARY

argo(n = noun.object) - formerly a large constellation in the southern hemisphere between Canis Major and the Southern Cross; now divided into Carina and Pyxis and Puppis and Vela;

is a kind of constellation

argo, n. [L. Argo, Gr. .].

The name of the ship which carried Jason and his fifty-four companions to Colchis, in quest of the Golden Fleece. [1913 Webster]
A large constellation in the southern hemisphere, called also Argo Navis. In modern astronomy it is replaced by its three divisions, Carina, Puppis, and Vela. [1913 Webster]