Defn: Departure from a camp; a marching off.

DECANAL
Dec"a*nal, a. Etym: [Cf. F. décanal. See Dean.]

Defn: Pertaining to a dean or deanery.
His rectorial as well as decanal residence. Churton.
Decanal side, the side of the choir on which the dean's tall is
placed.
— Decanal stall, the stall allotted to the dean in the choir, on
the right or south side of the chancel. Shipley.

DECANDRIA
De*can"dri*a, n. pl. Etym: [NL., fr. Gr. (Bot.)

Defn: A Linnæan class of plants characterized by having ten stamens.

DECANDRIAN; DECANDROUS
De*can"dri*an, De*can"drous, a. Etym: [Cf. F. décandre.] (Bot.)

Defn: Belonging to the Decandria; having ten stamens.

DECANE
Dec"ane, n. Etym: [See Deca-.] (Chem.)

Defn: A liquid hydrocarbon, C10H22, of the paraffin series, including several isomeric modifications.

DECANGULAR
Dec*an"gu*lar, a. Etym: [Pref. deca- + angular.]