Definition of


  1. (verb, cognition) be careful or certain to do something; make certain of something
    See that the curtains are closed
    control the quality of the product
  2. (verb, communication) assure somebody of the truth of something with the intention of giving the listener confidence
  3. (verb, communication) make a promise or commitment
  4. (verb, communication) make certain of
    Preparation will guarantee success!
  5. (verb, communication) inform positively and with certainty and confidence
  6. (verb, emotion) cause to feel sure; give reassurance to

via WordNet, Princeton University

Origin of the word Assure

  1. late 14c., from O.Fr. asseurer (12c., Mod.Fr. assurer) "to reassure, calm, protect, to render sure," from V.L. *assecurar, from L. ad- "to" + securus "safe, secure" (see secure). more

via Online Etymology Dictionary, ©2001 Douglas Harper

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