- 1[uncountable] exertions [plural] physical or mental effort; the act of making an effort She was hot and breathless from the exertion of riding her bike uphill. He needed to relax after the exertions of a busy day at work.
- 2[singular] the use of power to make something happen the exertion of force/strength/authority It requires no great exertion of the imagination to recognize the truth of this.
Check pronunciation: exertion