Advertisement

Advertisement

View synonyms for mainspring

mainspring

[ meyn-spring ]

noun

  1. the principal spring in a mechanism, as in a watch.
  2. the chief motive power; the impelling cause.


mainspring

/ ˈmeɪnˌsprɪŋ /

noun

  1. the principal power spring of a mechanism, esp in a watch or clock
  2. the chief cause or motive of something


Discover More

Word History and Origins

Origin of mainspring1

First recorded in 1585–95; main 1 + spring

Discover More

Example Sentences

The outer end of the mainspring is attached to the rim of the barrel, and the inner end to the barrel arbor.

Unless this double mainspring is known, the conduct of Catherine de' Medici will remain forever misunderstood.

To such religion was the mainspring which kept the whole intellect going; and religion was to be had at the meeting.

All the old restraints were wanting, and self-interest alone formed the mainspring of action.

Fingering is the mainspring, the determining principle, one might almost say the life and soul, of the pianoforte technique.

Advertisement

Word of the Day

tortuous

[tawr-choo-uhs ]

Meaning and examples

Start each day with the Word of the Day in your inbox!

By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.

Advertisement

Advertisement

Advertisement


mainsheetmain squeeze