self-possession

noun

self-pos·​ses·​sion ˌself-pə-ˈze-shən How to pronounce self-possession (audio)
also -ˈse-
Synonyms of self-possessionnext
: control of one's emotions or reactions especially when under stress : presence of mind, composure

Synonyms of self-possession

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confidence, assurance, self-possession, aplomb mean a state of mind or a manner marked by easy coolness and freedom from uncertainty, diffidence, or embarrassment.

confidence stresses faith in oneself and one's powers without any suggestion of conceit or arrogance.

the confidence that comes from long experience

assurance carries a stronger implication of certainty and may suggest arrogance or lack of objectivity in assessing one's own powers.

handled the cross-examination with complete assurance

self-possession implies an ease or coolness under stress that reflects perfect self-control and command of one's powers.

answered the insolent question with complete self-possession

aplomb implies a manifest self-possession in trying or challenging situations.

handled the reporters with great aplomb

Examples of self-possession in a Sentence

that neurosurgeon's self-possession in the operating room is legendary the little girl's self-possession very occasionally gave way to crying fits
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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.
That growing self-possession becomes visual in the film’s party scene, where Miriam arrives in a voluminous yellow-green dress that immediately separates her from the room around her. — Callum McLennan, Variety, 15 Aug. 2026 Advertisement Warwick’s first hit already contained a declaration of self-possession. — Debbie Millman, Time, 25 July 2026 Earlier works often centered on solitary women posed with the self-possession of royal portraits or religious icons. — Jane Horowitz, Los Angeles Times, 19 June 2026 At a time when other leaders prioritized structure, perfection and control — and many still do — Kamali instead built around ease, athleticism and self-possession. — Jeetendr Sehdev, Forbes.com, 26 May 2026 See All Example Sentences for self-possession

Word History

First Known Use

1665, in the meaning defined above

Time Traveler
The first known use of self-possession was in 1665

Rhymes for self-possession

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Browse Nearby Words

self-possessed
self-possession
self-potential method
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Cite this Entry

“Self-possession.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-possession. Accessed 20 Aug. 2026.

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Kids Definition

self-possession

noun
self-pos·​ses·​sion
ˌself-pə-ˈzesh-ən
: control of one's emotions or reactions : composure
Last Updated: - Updated example sentences
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