- Armil Ar"mil, n. [L. armilla a bracelet, fr. armus arm: cf.
1. A bracelet. [Obs.]
Note: When composed of one ring placed in the plane of the equator for determining the time of the equinoxes, it is called an equinoctial armil; when of two or more rings, one in the plane of the meridian, for observing the solstices, it is called a solstitial armil. --Whewell. [1913 Webster] ||
The Collaborative International Dictionary of English. 2000.