Defn: To bend forward. [R.] Owen.

ANTRUM
An"trum, n.; pl. Antra. Etym: [L., fr. Gr.

Defn: A cavern or cavity, esp. an anatomical cavity or sinus. Huxley.

ANTRUSTION
An*trus"tion, n. Etym: [F., fr. LL. antrustio.]

Defn: A vassal or voluntary follower of Frankish princes in their enterprises.

ANT THRUSH Ant" thrush`. (Zoöl.) (a) One of several species of tropical birds, of the Old World, of the genus Pitta, somewhat resembling the thrushes, and feeding chiefly on ants. (b) See Ant bird, under Ant.

ANUBIS 'd8A*nu"bis, n. Etym: [L.] (Myth.)

Defn: An Egyptian deity, the conductor of departed spirits, represented by a human figure with the head of a dog or fox.

ANURA
A*nu"ra, n. pl. Etym: [NL., fr. Gr. (Zoöl.)

Defn: One of the orders of amphibians characterized by the absence of a tail, as the frogs and toads. [Written also anoura.]