[ im-pas-uh-buh l ]
/ ɪmˈpæs ə bəl /


incapable of suffering pain.
incapable of suffering harm.
incapable of emotion; impassive.

Origin of impassible

First recorded in 1300–50; Middle English word from Late Latin word impassībilis. See im-2, passible
Related formsim·pas·si·bil·i·ty, im·pas·si·ble·ness, nounim·pas·si·bly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for impassible

British Dictionary definitions for impassible


/ (ɪmˈpæsəbəl) /

adjective rare

not susceptible to pain or injury
impassive or unmoved
Derived Formsimpassibility or impassibleness, nounimpassibly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for impassible



"incapable of feeling pain, exempt from suffering," mid-14c., from Old French impassible (13c.), from Church Latin impassibilis "incapable of passion," from assimilated form of in- "not, opposite of" (see in- (1)) + passibilis, from passio "suffering" (see passion). Related: Impassibility.

Online Etymology Dictionary, © 2010 Douglas Harper