Definitions for: Quadruplet
[n] a set of four similar things considered as a unit
[n] one of four children born at the same time from the same pregnancy
[n] the cardinal number that is the sum of three and one
Webster (1913) Definition: Quad"ru*plet, n. [From Quadruple.]
1. A collection or combination of four of a kind.
2. pl. Four children born in the same labor.
3. A cycle for carrying four riders, so arranged that all the
reders can assist in the propulsion.
Synonyms: 4, four, foursome, IV, Little Joe, quad, quartet, quartet, quartette, quatern, quaternary, quaternion, quaternity, tetrad
See Also: digit, figure, set, sib, sibling