DUODENARY
Du`o*den"a*ry, a. Etym: [L. duodenarius, fr. duodeni twelve each: cf.
F. duodénaire.]

Defn: Containing twelve; twelvefold; increasing by twelves; duodecimal.

DUODENUM
Du`o*de"num, n. Etym: [NL., fr. duodeni twelve each: cf. F. duodenum.
So called because its length is about twelve fingers' breadth.]
(Anat.)

Defn: The part of the small intestines between the stomach and the jejunum. See Illust. of Digestive apparatus, under Digestive.

DUOGRAPH
Du"o*graph, n. [L. duo two + -graph.] (Photo-engraving)

Defn: A picture printed from two half-tone plates made with the screen set at different angles, and usually printed in two shades of the same color or in black and one tint.

DUOLITERAL
Du`o*lit"er*al, a. Etym: [L. duo two + E. literal.]

Defn: Consisting of two letters only; biliteral. Stuart.

DUOMO
Duo"mo, n. Etym: [It. See Done.]

Defn: A cathedral. See Dome, 2.
Of tower or duomo, sunny sweet. Tennyson.