- (a.) The brine which remains in salt works after the salt is concreted, having a bitter taste from the chloride of magnesium which it contains.
- (n.) A wading bird of the genus Botaurus, allied to the herons, of various species.
- (a.) A very bitter compound of quassia, cocculus Indicus, etc., used by fraudulent brewers in adulterating beer.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bittern. Retrieved September 20, 2026, from http://smartdefine.org/bittern/definitions/1980641 |
| Chicago | Webster's. 2011. "bittern" http://smartdefine.org/bittern/definitions/1980641 (accessed September 20, 2026). |
| Harvard | Webster's 2011, bittern, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/bittern/definitions/1980641>. |
| MLA | Webster's. "bittern" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/bittern/definitions/1980641> |