vigorous action or effort: physical and mental exertion.
an effort: a great exertion to help others.
exercise, as of power or faculties.
an instance of this.

Origin of exertion

First recorded in 1660–70; exert + -ion
Related formsnon·ex·er·tion, nounself-ex·er·tion, nounsu·per·ex·er·tion, noun

Synonyms for exertion

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for exertion

Contemporary Examples of exertion

Historical Examples of exertion

Word Origin and History for exertion

1660s, "act of exerting," from exert + -ion. Meaning "vigorous action or effort" is from 1777.

Online Etymology Dictionary, © 2010 Douglas Harper