Definition of Mainspring

  • (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.