TetradWordNet Explorer
Explore synonyms, antonyms, hypernyms, hyponyms, and semantic relationships for “tetrad” powered by Princeton WordNet.
noun
the cardinal number that is the sum of three and one
Words in this synset: four, 4, IV, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome
noun
one of the elements that collectively form a system of numeration