composure implies the controlling of emotional or mental agitation by an effort of will or as a matter of habit.

Composure, aplomb, and emotional control are necessary at this time. And we have been humbled on many occasions by the tiny seals' tremendous instinct and composure under the most extreme …

COMPOSURE definition: serene, self-controlled state of mind; calmness; tranquility. See examples of composure used in a sentence.

composure calmness; tranquility; serenity; coolness; self-possession: She maintained her composure during her entire performance.

Definition of composure noun from the Oxford Advanced Learner's Dictionary. the state of being calm and in control of your feelings or behaviour. He maintained his composure despite a desperate …

Dec 14, 2025 · Noun [edit] composure (countable and uncountable, plural composures) Calmness of mind or temperament. synonyms quotations Synonyms: coolness, self-possession, countenance

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.

Composure is the appearance or feeling of calm and the ability to control your feelings.

com•po•sure (kəm pō′ zhər), n. serene, self-controlled state of mind; calmness; tranquillity: Despite the hysteria and panic around him, he retained his composure.

She never loses her composure. [=she always appears calm] He kept/maintained his composure. After the initial shock she regained/recovered her composure. He answered with composure.