| 1. |
(verb) increase fourfold; "His stock earning quadrupled" |
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Related Words: manifold, multiply |
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| 2. |
(satellite adjective) four times as great or many; "a fourfold increase in the dosage" |
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Synonyms: fourfold |
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| 3. |
(satellite adjective) having four units or components; "quadruple rhythm has four beats per measure" |
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Synonyms: fourfold, quadruplicate |
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| 4. |
(noun) a quantity that is four times as great as another |
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Related Words: multiple |
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