AORTIC
A*or"tic, a.

Defn: Of or pertaining to the aorta.

AORTITIS
A`or*ti"tis, n. Etym: [Aorta + -itis.] (Med.)

Defn: Inflammation of the aorta.

AOUDAD
A"ou*dad, n. Etym: [The Moorish name.] (Zoöl.)

Defn: An African sheeplike quadruped (the Ammotragus tragelaphus) having a long mane on the breast and fore legs. It is, perhaps, the chamois of the Old Testament.

APACE A*pace", adv. Etym: [Pref. a- + pace. OE. a pas at a walk, in which a is the article. See Pace.]

Defn: With a quick pace; quick; fast; speedily.
His dewy locks did drop with brine apace. Spenser.
A visible triumph of the gospel drawapace. I. Taylor.

APACHES
A*pa"ches, n. pl.; sing. Apache. (Ethnol.)

Defn: A group of nomadic North American Indians including several tribes native of Arizona, New Mexico, etc.