\Do*dec`a*tem"o*ry\, n. [Gr. ?; ? twelve + ?, dim.
of ? part: cf. F. dod['e]cat['e]morie.] (Astron.)
A tern applied to the twelve houses, or parts, of the zodiac
of the primum mobile, to distinguish them from the twelve
signs; also, any one of the twelve signs of the zodiac.