imperturbable

C2+ Topic:Describing Qualities

US /ˌɪmpɚˈtɜrbəbəl/ UK /ˌɪmpəˈtɜːbəbəl/ See IPA manual

Meanings

1

adj
unable to be upset or agitated; calm

She remained imperturbable amid the chaos around her.

Thesaurus

Synonyms

1 adj · unable to be upset or... unflappable composed serene calm collected unshakable

Opposites

excitableagitatedflustered nervous

Word family

Forms imperturbably

Derived forms imperturbablyimperturbabilityimperturbableness

Related forms perturb perturbationperturbable

Etymology

From Late Latin imperturbabilis, from in- ('not') + perturbare ('to disturb greatly'), from per- ('thoroughly') + turbare ('to disturb'), from turba ('crowd, turmoil').

imperturbabilis Latin turbare Latin

View etymology graph ->

Topics

Describing Qualities Word Formation & Derivatives

External links

# imperturbable

**Type:** Word
**Level:** C2+
**Part of speech:** adj
**IPA (US):** /ˌɪmpɚˈtɜrbəbəl/
**IPA (UK):** /ˌɪmpəˈtɜːbəbəl/

## Meanings
1. unable to be upset or agitated; calm

## Examples
- She remained imperturbable amid the chaos around her.

## Synonyms
- unflappable
- composed
- serene
- calm
- collected
- unshakable

## Antonyms
- excitable
- agitated
- flustered
- nervous

## Derived Forms
- imperturbably
- imperturbability
- imperturbableness

## Related Forms
- perturb
- perturbation
- perturbable

## Roots and Affixes
- Root: imperturbabilis
- Root: turbare

## Etymology
From Late Latin imperturbabilis, from in- ('not') + perturbare ('to disturb greatly'), from per- ('thoroughly') + turbare ('to disturb'), from turba ('crowd, turmoil').

## AI Etymology
Imperturbable is from Late Latin imperturbabilis, from in- ('not') + perturbare ('to disturb greatly'), from per- ('thoroughly') + turbare ('to disturb'), from turba ('crowd, turmoil'). In present-day use, it means unable to be upset or agitated; calm. Derived formations include imperturbably, imperturbability, and imperturbableness. Related vocabulary includes perturb, perturbation, and perturbable.

## Topics
- Describing Qualities
- Word Formation & Derivatives

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