Skip to search.

Definition of impossible


Reference
Dictionary
Encyclopedia
Thesaurus
World Factbook

 
Search Dictionary:

Houghton Mifflin

im·pos·si·ble  audio  (m-ps-bl) KEY 

ADJECTIVE:
  1. Incapable of having existence or of occurring.
  2. Not capable of being accomplished: an impossible goal.
  3. Unacceptable; intolerable: impossible behavior.
  4. Extremely difficult to deal with or tolerate: an impossible child; an impossible situation.

ETYMOLOGY:
Middle English, from Old French, from Latin impossibilis : in-, not ; see in-1 + possibilis, possible ; see possible

OTHER FORMS:
im·possi·bly(Adverb)


Visit our partner's site
Provided by Houghton Mifflin
logoeReference -- Download this interactive reference software to your desktop computer