Definition of Mainspring in English :
Define Mainspring in English
Mainspring meaning in English
Meaning of Mainspring in English
Pronunciation of Mainspring in English
Mainspring pronunciation in English
Pronounce Mainspring in Englishsee synonyms of mainspring
the most important spring in a mechanical device (especially a clock or watch); as it uncoils it drives the mechanism
WordNet Lexical Database for English. Princeton University. 2010.
Collins English Dictionary. Copyright © HarperCollins Publishers
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.