relaxed; relaxing; relaxes
Synonyms of relax

transitive verb

1
: to make less tense or rigid : slacken
relaxed his grip
2
: to make less severe or stringent : modify
relax immigration laws
3
: to deprive of energy, zeal, or strength of purpose
4
: to relieve from nervous tension
5
: to treat (hair) chemically in order to relax curls

intransitive verb

1
: to become lax, weak, or loose : rest
2
: to become less intense or severe
hoped the committee would relax in its opposition
3
of a muscle or muscle fiber : to become inactive and lengthen
4
: to cast off social restraint, nervous tension, or anxiety
couldn't relax in crowds
5
: to seek rest or recreation
relax at the seashore
6
: to relieve constipation
7
: to attain equilibrium following the abrupt removal of some influence (such as light, high temperature, or stress)

Examples of relax in a Sentence

The muscles in my neck and shoulders should relax after a nice hot shower. A hot shower relaxed the tight muscles in my neck and shoulders. I can't relax with all this noise! Just relax, there's nothing to worry about. Try to relax and enjoy the ride.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Deep seats give it that sink-in-and-relax feel, and the oversized chaise gives you plenty of wiggle room during movie marathons or lazy weekends. Jeaneen Russell, PEOPLE, 3 Sep. 2026 This year, Oura, one of the tournament’s sponsors, set up a recovery station near Court 5 with thermal imaging to test body temperature and cooling stations to relax between points. Aaron Short, Curbed, 3 Sep. 2026 Take a breather by the beach, where days are made for lingering on golden sands, discovering hidden coves, and relaxing to the tune of the rolling Mediterranean tide. Condé Nast Traveler, 3 Sep. 2026 Once a recipe is chosen, clientele relax; zoning out in nearby chairs as glass tubes alight and the machine purrs from within. Rebecca Leib, Los Angeles Times, 2 Sep. 2026 See All Example Sentences for relax

Word History

Etymology

Middle English, from Latin relaxare, from re- + laxare to loosen, from laxus loose — more at slack

First Known Use

15th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of relax was in the 15th century

Browse Nearby Words

Cite this Entry

“Relax.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/relax. Accessed 4 Sep. 2026.

Kids Definition

1
: to make or become loose or less tense
relaxed my attention
2
: to make or become less severe or strict
relax discipline
3
: to get rid of nervous tension or anxiety
couldn't relax in crowds
4
: to rest or enjoy oneself away from one's usual duties
relaxed at the beach
relaxer noun

Medical Definition

relax

transitive verb
1
: to slacken or make less tense or rigid
alternately contracting and relaxing their muscles
2
: to relieve from nervous tension
3
: to relieve from constipation
medications to relax the bowels

intransitive verb

1
of a muscle or muscle fiber : to return to an inactive or resting state
especially : to become inactive and lengthen
2
: to cast off social restraint, nervous tension, or anxiety
couldn't relax in crowds
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