Dictionary

prime mover

prime mover

noun

: a person or thing that starts something or that has a very powerful influence on something

Full Definition of PRIME MOVER

1
a :  an initial source of motive power (as a windmill, waterwheel, turbine, or internal combustion engine) designed to receive and modify force and motion as supplied by some natural source and apply them to drive machinery
b :  a powerful tractor or truck usually with all-wheel drive
2
:  the self-moved being that is the source of all motion
3
:  the original or most effective force in an undertaking or work <education is … a prime mover of cultural and societal change — R. C. Buck>

Examples of PRIME MOVER

  1. She was the prime mover behind the town's annual summer festival.

Origin of PRIME MOVER

translation of Medieval Latin primus motor
First Known Use: 1809

Rhymes with PRIME MOVER

prime mover

noun \ˈprīm-ˈmü-vər\   (Medical Dictionary)

Medical Definition of PRIME MOVER

:  agonist 1

Browse

Next Word in the Dictionary: prime numberPrevious Word in the Dictionary: prime ministerAll Words Near: prime mover
March 06, 2015
eolian Hear it
Deposited, produced, or eroded by wind
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears