- (v.t.) To cause to grow less; to diminish gradually; as, extravagance decreases one's means.
- (v.) A becoming less; gradual diminution; decay; as, a decrease of revenue or of strength.
- (n.) To grow less, -- opposed to increase; to be diminished gradually, in size, degree, number, duration, etc. or in strength, quality or excellence; as, they days decrease in length from June to December.
- (v.) The wane of the moon.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). decrease. Retrieved September 20, 2026, from http://smartdefine.org/decrease/definitions/1995123 |
| Chicago | Webster's. 2011. "decrease" http://smartdefine.org/decrease/definitions/1995123 (accessed September 20, 2026). |
| Harvard | Webster's 2011, decrease, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/decrease/definitions/1995123>. |
| MLA | Webster's. "decrease" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/decrease/definitions/1995123> |