1. (noun) quartet, quartette, quadruplet, quadruple
a set of four similar things considered as a unit
Synonyms: quartette, quaternion, quartet, quaternary, quad, quaternity, tetrad, foursome, four, quadruple, quadruplet, quatern Antonyms: single
2. (adj) quadruple
a quantity that is four times as great as another
Synonyms: quartet, quadruplet, quartette Antonyms: single
3. (adj) quadruple, quadruplicate, quadruplex, fourfold, four-fold
having four units or components
Synonyms: quadruplicate, fourfold, quadruplex, quadruple, four-fold Antonyms: single
4. (verb) quadruple, fourfold, four-fold
four times as great or many
Synonyms: quadruplicate, fourfold, quadruplex, quadruple, four-fold Antonyms: single
5. (verb) quadruple
increase fourfold
Antonyms: single
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