DUODECAHEDRON, d[=u]-o-dek-a-h[=e]'dron, _n._ Same as DODECAHEDRON.
DUODECENNIAL, d[=u]-o-de-sen'i-al, _adj._ occurring every twelve years. [L.
_duodecim_, twelve, _annus_, year.]
DUODECIMAL, d[=u]-o-des'i-mal, _adj._ computed by twelves: twelfth: (_pl._)
a method of calculating the area of a rectangle when the length and breadth
are stated in feet and inches.--_adjs._ DUODECIM'FID, divided into twelve
parts; DUODEC'IMO, formed of sheets folded so as to make twelve
leaves.--_n._ a book of such sheets--usually written 12mo.--DUODECIMAL
SCALE, the name given to the division of unity into twelve equal parts. [L.
_duodecim_, twelve--_duo_, two, and _decem_, ten.]
DUODECUPLE, d[=u]-o-dek'[=u]-pl, _adj._ twelvefold: consisting of twelve.
[L. _duodecim_, _plic[=a]re_, to fold.]
DUODENARY, d[=u]-[=o]-den'a-ri, _adj._ relating to twelve, twelvefold.
DUODENUM, d[=u]-o-d[=e]'num, _n._ the first portion of the small
intestines, so called because about twelve fingers'-breadth in
length:--_pl._ DUOD[=E]'NA.--_adj._ DUOD[=E]'NAL. [Formed from L.
_duodeni_, twelve each.]
DUOLITERAL, d[=u]-[=o]-lit'er-al, _adj._ consisting of two letters.
DUOLOGUE, d[=u]'[=o]-log, _n._ a piece spoken between two.