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Synonyms

authorize

American  
[aw-thuh-rahyz] / ˈɔ θəˌraɪz /
especially British, authorise

verb (used with object)

authorized, authorizing
  1. to give authority or official power to; empower.

    to authorize an employee to sign purchase orders.

  2. to give authority for; formally sanction (an act or proceeding).

    Congress authorized the new tax on tobacco.

  3. to establish by authority or usage.

    an arrangement long authorized by etiquette books.

  4. to afford a ground for; warrant; justify.


authorize British  
/ ˈɔːθəˌraɪz /

verb

  1. to confer authority upon (someone to do something); empower

  2. to permit (someone to do or be something) with official sanction

    a dealer authorized by a manufacturer to retail his products

"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

Other Word Forms

Etymology

Origin of authorize

1350–1400; earlier auctorize < Medieval Latin auctōrizāre; replacing Middle English autorisen < Middle French autoriser < Medieval Latin See author, -ize

Explanation

To authorize is to give official approval or clearance for something. Authorizing can also delegate power to someone. Authorities are people with power, and to authorize is to use or grant some of that power to another. A visa authorizes you to visit a specific country. A search warrant authorizes the police to search a house. A doctor's note authorizes someone to miss work or school. Also, authorizing can be a form of delegating powers or responsibilities. The president of a company could authorize a worker to make a particular decision. Authorizing officially allows something to happen.

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Vocabulary lists containing authorize

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The draft policy also makes clear that teachers should not authorize students to use computers for fun if, for example, they finish academic work early or complete it especially well.

From Los Angeles Times • May 20, 2026

Did he authorize Kushner and Witkoff to put it on the table as the basis for talks?

From Slate • May 7, 2026

Most shipping organizations said the waterway remains too unsafe to cross because of mines, while Iran’s military has said it would block any vessel it doesn’t authorize.

From The Wall Street Journal • Apr. 18, 2026

The U.A.E. is lobbying for a United Nations Security Council resolution that would authorize such action, the officials said.

From The Wall Street Journal • Apr. 1, 2026

Many of the states that do authorize some monetary aid severely limit the amount of compensation.

From "Just Mercy" by Bryan Stevenson

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