Simple Definition of exert
: to use (strength, ability, etc.)
: to cause (force, effort, etc.) to have an effect or to be felt
Full Definition of exert
1 a : to put forth (as strength) <the force is exerted sideways> b : to put (oneself) into action or to tiring effort <won't have to exert himself moving the table>
2 : to bring to bear especially with sustained effort or lasting effect <exerted a bad influence on his students>
Examples of exert in a sentence
He had to exert all of his strength to move the stone.
He exerts a lot of influence on the other members of the committee.
the force exerted by the machine
Origin and Etymology of exert
Latin exsertus, past participle of exserere to thrust out, from ex- + serere to join — more at series
First Known Use: circa 1630
EXERT Defined for Kids
Definition of exert for Students
1 : to put forth (as strength) : bring into use <He exerted force to open the jar.>
2 : to make an effort <She exerts herself to help others.>
Seen and Heard
What made you want to look up exert? Please tell us where you read or heard it (including the quote, if possible).