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Definition of authorize


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au·thor·ize  audio  (ôth-rz) KEY 

TRANSITIVE VERB:
au·thor·ized, au·thor·iz·ing, au·thor·iz·es
  1. To grant authority or power to.
  2. To give permission for; sanction: the city agency that authorizes construction projects.
  3. To be sufficient grounds for; justify.

ETYMOLOGY:
Middle English auctorisen, from Old French autoriser, from Medieval Latin auctrizre, from Latin auctor, author ; see author

OTHER FORMS:
author·izer(Noun)

SYNONYMS:
authorize, accredit, commission, empower, license

These verbs mean to give someone the authority to act: authorized her partner to negotiate on her behalf; a representative who was accredited by his government; commissioned the real-estate agent to purchase the house; was empowered to make decisions during the president's absence; a pharmacist licensed to practice in two states.


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