quatern

Nouns

(n) the cardinal number that is the sum of three and one 4, four, IV, Little Joe, quadruplet, quartet, quaternion, quaternity, tetrad, foursome, quaternary,

Synonyms

4 four IV Little Joe quadruplet quartet quaternion quaternity tetrad foursome quaternary

Words of close approximity

quaternary quaternary ammonium compound Quaternary period quaternate quaternion quaternity