4 results for: imperturbable

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

im·per·turb·a·ble

Audio Help [im-per-tur-buh-buh

l] Pronunciation Key

–adjective

incapable of being upset or agitated; not easily excited; calm: imperturbable composure.

[Origin: 1490–1500; < LL imperturbābilis. See im-², perturbable

]

—Related forms

im·per·turb·a·bil·i·ty, im·per·turb·a·ble·ness, noun

im·per·turb·a·bly, adverb

—Synonyms composed, collected, impassive, cool, unmoved.

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
imperturbable

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American Heritage Dictionary - Cite This Source - Share This

im·per·turb·a·ble Audio Help (ĭm'pər-tûr'bə-bəl) Pronunciation Key
adj. Unshakably calm and collected. See Synonyms at cool.

im'per·turb'a·bil'i·ty, im'per·turb'a·ble·ness n., im'per·turb'a·bly adv.

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Online Etymology Dictionary - Cite This Source - Share This
imperturbable

c.1450, from L.L. imperturbabilis "that cannot be disturbed" (Augustine), from in- "not" + *perturbabilis, from L. perturbare "to confuse, disturb" (see perturb).

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