ARTERIOGRAPHY
Ar*te`ri*og"ra*phy, n. Etym: [Gr. -graphy.]

Defn: A systematic description of the arteries.

ARTERIOLE Ar*te"ri*ole, n. Etym: [NL. arteriola, dim. of L. arteria: cf. F. artériole.]

Defn: A small artery.

ARTERIOLOGY
Ar*te`ri*ol"o*gy, n. Etym: [Gr. -logy.]

Defn: That part of anatomy which treats of arteries.

ARTERIOSCLEROSIS Ar*te`ri*o*scle*ro"sis (är*te`ri*o*skle*ro"sis), n. [Gr. 'arthri`a artery + sclerosis.] (Med.)

Defn: Abnormal thickening and hardening of the walls of the arteries, esp. of the intima, occurring mostly in old age. — Ar*te`ri*o*scle*rot"ic (#), a.

ARTERIOTOMY
Ar*te`ri*ot"o*my, n. Etym: [L. arteriotomia, Gr.

1. (Med.)