Webster's Revised Unabridged Dictionary · 1913

Gier-eagle

Gier-eagle , noun

[Compare Dutch gier vulture, German gier, and English gyrfalcon.]

(Zoology) A bird referred to in the Bible (Lev. xi. 18and Deut. xiv. 17) as unclean, probably the Egyptian vulture (Neophron percnopterus).