Definify.com
Webster 1828 Edition
Decadence
DECA'DENCE
,DECA'DENCY, n. Decay. 
DEC'AGON, n.  [Gr., ten and corner.]  In geometry, a plane figure having ten sides and ten angles.
DEC'AGRAM, n. [Gr., ten and a weight.]  A French weight of ten grams, or 154 grains, 44 decimals, equal to 6 penny weights, and 10 grains, 44 decimals, equal to 5 grams, 63 decimals, avoirdupoise.
DEC'AGYN, n.  [Gr., ten and female.]  In botany, a plant having ten pistils.
DECAGYN'IAN, a.  Having ten pistils.
DECAHE'DRAL, a.  Having ten sides.
DECAHE'DRON, n.  [Gr., ten and a base.]  In geometry, a figure or body having ten sides.
DEC'ALITER, n.  [Gr., ten and liter.]  A French measure of capacity, containing ten liters, or 610.28 cubic inches, equal to two gallons and 64,44231 cubic inches.
DECAL'OGIST, n.  One who explains the decalogue.
DEC'ALOGUE, n. dec'alog.  [Gr., ten and speech.]  The ten commandments or precepts given by God to Moses at mount Sinai, and originally written on two tables of stone.
DECAM'ETER, n.  [Gr., ten and measure.]  A French measure of length, consisting of ten meters, and equal to 393 English inches, and 71 decimals.
DECAMP', v.i.  To remove or depart from a camp; to march off; as, the army decamped at six o'clock.
DECAMP'MENT, n.  Departure from a camp; a marching off.
DEC'ANAL, a.  Pertaining to a deanery.
DECAN'DER, n.  [Gr., ten and a male.]  In botany, a plant having ten stamens.