Synonyms for quadruple

Noun

1. quadruple, multiple

usage: a quantity that is four times as great as another

Verb

1. quadruple, multiply, manifold

usage: increase fourfold; "His stock earning quadrupled"

Adjective

1. quadruple, quadruplicate, quadruplex, fourfold, multiple (vs. single)

usage: having four units or components; "quadruple rhythm has four beats per measure"; "quadruplex wire"

2. quadruple, fourfold, multiple (vs. single)

usage: four times as great or many; "a fourfold increase in the dosage"