- (n.) A collection or combination of four of a kind.
- (n.) A cycle for carrying four riders, so arranged that all the reders can assist in the propulsion.
- (n.) Four children born in the same labor.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). quadruplet. Retrieved September 27, 2026, from http://smartdefine.org/quadruplet/definitions/2051605 |
| Chicago | Webster's. 2011. "quadruplet" http://smartdefine.org/quadruplet/definitions/2051605 (accessed September 27, 2026). |
| Harvard | Webster's 2011, quadruplet, Smart Define, viewed 27 September, 2026, <http://smartdefine.org/quadruplet/definitions/2051605>. |
| MLA | Webster's. "quadruplet" 27 May 2011. Web. 27 September 2026. <http://smartdefine.org/quadruplet/definitions/2051605> |