V2 Vocabulary Building Dictionary



Definition: not easily perturbed or upset--calm and steady

Synonyms: calm, cool, even, unflappable, impassive

Antonyms: agitated, upset, perturbed

Tips: Imperturbable is related to the words perturb and disturb--both denote upsetting or distressing someone. Add the negative im-, "not," and someone imperturbable is difficult to upset.

Usage Examples:

The patient mother seemed imperturbable despite her children's constant bickering. (calm, unflappable)

Even in an emergency, they are both imperturbable and reliable. (calm, unflappable, even)

She always seemed imperturbable, even in the most stressful situations. (calm, unflappable, even, unaffected)

Firefighters always have to remain imperturbable, even in the face of danger. (calm, steady, undisturbed)

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