1. (adj)
quadruple, quadruplicate, quadruplex, fourfold, four-fold
- having four units or components Synonyms: quadruplicate, fourfold, quadruplex, quadruple, four-fold
2. (adj)
quadruple, fourfold, four-fold
- four times as great or many Synonyms: quadruplicate, fourfold, quadruplex, quadruple, four-fold