(ē′gəl) noun
1. Any of various species of very large diurnal predatory birds of the family Accipitridae of worldwide distribution, notable for keen sight and strong flight. ♦ Collateral adjective: aquiline.
2. A gold coin of the United States, value $10, weight 258 grains: withdrawn from circulation 1934.
3. A Roman military standard, bearing the image of an eagle; also adopted as a standard by France during the two empires.
4. Any article in the design of which an eagle is prominent.
5. In golf, two strokes less than par in playing a hole. [<OF egle, aigle <L aquila]

(ē′gəl)
The constellation Aquila. See CONSTELLATION.