[im-pas-uh-buh l]


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

Nearby words

  1. impartial,
  2. impartiality,
  3. impartible,
  4. impassable,
  5. impasse,
  6. impassion,
  7. impassionate,
  8. impassionately,
  9. impassioned,
  10. 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


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