‖n.; pl. Aquilæ [ L., an eagle. ] 1. (Zool.) A genus of eagles. [ 1913 Webster ]
2. (Astron.) A northern constellation southerly from Lyra and Cygnus and preceding the Dolphin; the Eagle. [ 1913 Webster ]
Aquila alba [ L., white eagle ], an alchemical name of calomel. Brande & C. [ 1913 Webster ]
a. (Her.) Adorned with eagles' heads. [ 1913 Webster ]