Aquila \Aq"ui*la\, n.; pl. Aquil[ae]. [L., an eagle.]

1. (Zo["o]l.) A genus of eagles.

2. (Astron.) A northern constellation southerly from Lyra and Cygnus and preceding the Dolphin; the Eagle.

Aquila alba [L., white eagle], an alchemical name of calomel. --Brande & C.

Source: Webster's Revised Unabridged Dictionary (1913)