[ ˌɪmpə'tə:bəb(ə)l ]
■ adjective unable to be upset or excited.
Derivatives
imperturbability noun
imperturbably adverb
Origin
ME: from late L. imperturbabilis , from in- 'not' + perturbare (see perturb ).
[ ˌɪmpə'tə:bəb(ə)l ]
■ adjective unable to be upset or excited.
Derivatives
imperturbability noun
imperturbably adverb
Origin
ME: from late L. imperturbabilis , from in- 'not' + perturbare (see perturb ).
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004