- (v.t.) Mournful; sad; distressing; painful; pitiable.
- (n.) Any substance that is bitter. See Bitters.
- (v.t.) Causing or fitted to cause, pain or distress to the mind; calamitous; poignant.
- (v.t.) Characterized by sharpness, severity or cruelty; harsh; stern; virulent; as, bitter reproach.
- (v.t.) Causing pain or smart; piercing; painful; sharp; severe; as, a bitter cold day.
- (n.) AA turn of the cable which is round the bitts.
- (v.t.) Having a peculiar, acrid, biting taste, like that of wormwood or an infusion of hops; as, a bitter medicine; bitter as aloes.
- (v.t.) To make bitter.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bitter. Retrieved September 21, 2026, from http://smartdefine.org/bitter/definitions/1980633 |
| Chicago | Webster's. 2011. "bitter" http://smartdefine.org/bitter/definitions/1980633 (accessed September 21, 2026). |
| Harvard | Webster's 2011, bitter, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/bitter/definitions/1980633>. |
| MLA | Webster's. "bitter" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/bitter/definitions/1980633> |