Cite
 

Meaning of imperturbable

im•per•turb•a•ble

Pronunciation: (im"pur-tûr'bu-bul), [key]
— adj.
  1. incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: