- (a.) To soften to the eye; to make delicate.
- (a.) To make mild or kind; to soften; as, to sweeten the temper.
- (a.) To restore to purity; to free from taint; as, to sweeten water, butter or meat.
- (a.) To make warm and fertile; -- opposed to sour; as, to dry and sweeten soils.
- (a.) To make sweet to the taste; as, to sweeten tea.
- (a.) To make pleasing or grateful to the mind or feelings; as, to sweeten life; to sweeten friendship.
- (a.) To make less painful or laborious; to relieve; as, to sweeten the cares of life.
- (a.) To make pure and salubrious by destroying noxious matter; as, to sweeten rooms or apartments that have been infected; to sweeten the air.
- (v.i.) To become sweet.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). sweeten. Retrieved September 24, 2026, from http://smartdefine.org/sweeten/definitions/2069361 |
| Chicago | Webster's. 2011. "sweeten" http://smartdefine.org/sweeten/definitions/2069361 (accessed September 24, 2026). |
| Harvard | Webster's 2011, sweeten, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/sweeten/definitions/2069361>. |
| MLA | Webster's. "sweeten" 28 May 2011. Web. 24 September 2026. <http://smartdefine.org/sweeten/definitions/2069361> |