- (a.) Of or pertaining to the two sides of a central area or organ or of a central axis; as, bilateral symmetry in animals, where there is a similarity of parts on the right and left sides of the body.
- (a.) Having two sides; arranged upon two sides; affecting two sides or two parties.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Bilateral. Retrieved September 21, 2026, from http://smartdefine.org/bilateral/definitions/1980254 |
| Chicago | Webster's. 2011. "Bilateral" http://smartdefine.org/bilateral/definitions/1980254 (accessed September 21, 2026). |
| Harvard | Webster's 2011, Bilateral, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/bilateral/definitions/1980254>. |
| MLA | Webster's. "Bilateral" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/bilateral/definitions/1980254> |