Æ'ġis, n.

noun

(ē'jis), n. [Lat. ægis, Gr. αἰγίς, a goat skin, shield; from αἴξ, goat.]

Sense 1. A shield, or defensive armor; — originally applied to the shield given by Jupiter to Minerva. Hence,

Sense 2. Any thing which protects. “Under the imperial ægis.” Gretton.

A helmeted classical woman holding a spear and a round shield decorated with a face strides through swirling drapery.