Dodecahedral cleavage. See under Cleavage.

Dodecahedron
(Do*dec`a*he"dron) n. [Gr. twelve + seat, bottom, base: cf. F. dodécaèdre.] (Geom. & Crystallog.) A solid having twelve faces.

The regular dodecahedron is bounded by twelve equal and regular pentagons; the pyritohedron (see Pyritohedron) is related to it; the rhombic dodecahedron is bounded by twelve equal rhombic faces.

Dodecandria
(||Do`de*can"dri*a) n. pl. [NL., fr. Gr. twelve + man, male.] (Bot.) A Linnæan class of plants including all that have any number of stamens between twelve and nineteen.

Documentary
(Doc`u*men"ta*ry) a. Pertaining to written evidence; contained or certified in writing. "Documentary evidence." Macaulay.

Dodd
(Dodd, Dod) , v. t. [OE. dodden.] To cut off, as wool from sheep's tails; to lop or clip off. Halliwell.

Doddart
(Dod"dart) n. A game much like hockey, played in an open field; also, the, bent stick for playing the game. [Local, Eng.] Halliwell.

Dodded
(Dod"ded), a. [See Dodd.] Without horns; as, dodded cattle; without beards; as, dodded corn. Halliwell.

Dodder
(Dod"der) n. [Cf. Dan. dodder, Sw. dodra, G. dotter.] (Bot.) A plant of the genus Cuscuta. It is a leafless parasitical vine with yellowish threadlike stems. It attaches itself to some other plant, as to flax, goldenrod, etc., and decaying at the root, is nourished by the plant that supports it.

Dodder
(Dod"der), v. t. & i. [Cf. AS. dyderian to deceive, delude, and E. didder, dudder.] To shake, tremble, or totter. "The doddering mast." Thomson.

Doddered
(Dod"dered) a. Shattered; infirm. "A laurel grew, doddered with age." Dryden.

Dodecagon
(Do*dec"a*gon) n. [Gr. twelve + angle: cf. F. dodécagone.] (Geom.) A figure or polygon bounded by twelve sides and containing twelve angles.

Dodecagynia
(||Do*dec`a*gyn"i*a) n. pl. [NL., fr. Gr. twelve + woman, female.] (Bot.) A Linnæan order of plants having twelve styles.

Dodecagynian
(Do*dec`a*gyn"i*an Do`de*cag"y*nous) a. (Bot.) Of or pertaining to the Dodecagynia; having twelve styles.

Dodecahedral
(Do*dec`a*he"dral) a. Pertaining to, or like, a dodecahedion; consisting of twelve equal sides.


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