Definition of Mainspring
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(n.) The principal or most important spring in a piece of mechanism, especially the moving spring of a watch or clock or the spring in a gunlock which impels the hammer. Hence: The chief or most powerful motive; the efficient cause of action.
Synonyms of Mainspring
No Synonyms Found.
Antonyms of Mainspring
No Antonyms Found.
Homophones of Mainspring
No Homophones Found.