1. (adj)quintet, quintette, quintuplet, quintuple a set of five similar things considered as a unit Synonyms: cinque, quint, five, quin, pentad, quintuplet, quintet, fin, fivesome, quintuple, quintette Antonyms: single
2. (verb)quintuple, fivefold, five-fold having five units or components Synonyms: fivefold, five-fold, quintuple Antonyms: single
3. (verb)quintuple increase fivefold Antonyms: single