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composure

American  
[kuhm-poh-zher] / kəmˈpoʊ ʒər /

noun

  1. serene, self-controlled state of mind; calmness; tranquility.

    Despite the hysteria and panic around him, he retained his composure.

    Synonyms:
    self-possession, equanimity, coolness, quiet, serenity, equability
    Antonyms:
    agitation

composure British  
/ kəmˈpəʊʒə /

noun

  1. calmness, esp of the mind; tranquillity; serenity

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of composure

First recorded in 1590–1600; compose + -ure

Explanation

When you stay calm under pressure, you keep your composure. Keeping your composure for a skinned knee? Easy. Keeping your composure during an avalanche? Not so easy. The word composure is from the related word composed, but don't think of the word in the musical sense. In this case, composed means calm. What's the difference between the two? Well, composed is an adjective, so you simply are composed. Composure, on the other hand, is a noun, so you can lose, keep, regain, or maintain your composure — your ability to stay calm. If you lose your composure, you're freaking out.

Keep Reading on Vocabulary.com

Vocabulary lists containing composure

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

With typical composure, Messi placed the ball into the net to move within one goal of becoming the joint-top scorer in World Cup history.

From BBC • Jun. 17, 2026

“She does everything that we need to help us win and accomplish our goals for the game. So, I think Angel did really well tonight, keeping her composure and really battling on the boards.”

From Los Angeles Times • Jun. 15, 2026

I will herald the expert coaching and composure from New York’s Mike Brown, who refused to let the bungee cord go.

From The Wall Street Journal • Jun. 11, 2026

I watched a lot of his interviews just to see how he kept his cool and composure.

From Los Angeles Times • Jun. 4, 2026

Elizabeth’s mind was now relieved from a very heavy weight; and, after half an hour’s quiet reflection in her own room, she was able to join the others with tolerable composure.

From "Pride and Prejudice" by Jane Austen

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