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Mainspring has 26 synonyms. The top synonyms for mainspring are basis, calling, consideration, fountain, fountainhead, ground, guiding light, guiding star and 18 more. Another word for mainspring is basis. Browse the full list below.
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| Random | DefinitionA common synonym for mainspring is basis. Other synonyms include calling, consideration, fountain, fountainhead.
Mainspring has 26 synonyms listed on Thesaurasize.
(n): the principal spring of a clockwork mechanism, that drives it by uncoiling; the most important reason for something Example: "editing Wiktionary is the mainspring of my life."
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