authorize

verb

au·​tho·​rize ˈȯ-thə-ˌrīz 

authorized; authorizing; authorizes

transitive verb

1

: to endorse, empower, justify, or permit by or as if by some recognized or proper authority (such as custom, evidence, personal right, or regulating power)

a custom authorized by time

2

: to invest especially with legal authority : empower

He is authorized to act for his father.

3

archaic : justify sense 1a

authorizer noun

Synonyms of authorize

• enable
• empower

Examples of authorize in a Sentence

The city council authorized the sale of the land.

Who authorized the transfer of the funds?

Recent Examples on the Web

Sources briefed on the negotiations who spoke on the condition of anonymity because they were not authorized to speak publicly said that any difference in price between Mamdani’s $100 tickets and the actual value is being absorbed by USTA. — Adam Crafton, New York Times, 25 Aug. 2026

VGTs were authorized last year by the City Council, despite the mayor’s objection. — Joe Ferguson, Chicago Tribune, 25 Aug. 2026

The Dodgers could command a similar valuation, industry sources not authorized to discuss the issue publicly told The Times, should Walter decide to sell. — Bill Shaikin, Los Angeles Times, 25 Aug. 2026

After Vogt emailed the air district to ask if the activity was authorized, the district conducted July’s on-site inspection. — Alula Alderson, Sacbee.com, 24 Aug. 2026

Word History

Etymology

Middle English auctorisen, autorisen, borrowed from Anglo-French auctorizer, autorizer, borrowed from Medieval Latin auctōrizāre, auctōrisāre, from Latin auctōr-, auctor "originator, creator, authority" + Late Latin -izāre -ize — more at author entry 1

First Known Use

14th century, in the meaning defined at sense 3

Rhymes for authorize

• advertise
• aggrandize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• butterflies
• catalyze

Kids Definition

authorize

verb

au·​tho·​rize ˈȯ-thə-ˌrīz 

authorized; authorizing

1

: to give authority to

2

: to give legal or official approval to

authorization

ˌȯ-th(ə-)rə-ˈzā-shən

noun

authorizer

ˈȯ-thə-ˌrī-zər

noun

Legal Definition

authorize

transitive verb

au·​tho·​rize ˈȯ-thə-ˌrīz 

authorized; authorizing

1

: to give permission to

2

: to give authority to act to

authorization

ˌȯ-thə-rə-ˈzā-shən 

noun