accustom

verb

ac·​cus·​tom ə-ˈkə-stəm 

accustomed; accustoming; accustoms

transitive verb

: to make familiar with something through use or experience

accustomation

ə-ˌkə-stə-ˈmā-shən 

noun

Synonyms

• introduce
• familiarize
• educate
• orient

Examples of accustom in a Sentence

the task of accustoming new recruits to shipboard life

Recent Examples on the Web

And one of these, for those of us accustomed to British conventions but who follow the game in continental Europe, is the simple passage of time. —Michael Cox, New York Times, 6 Sep. 2025

Stray Kids return to the United Kingdom’s charts this week with brand new album Karma, and the set proves to be a strong seller in its opening frame – something the band is accustomed to. —Hugh McIntyre, Forbes.com, 2 Sep. 2025

Broadcasters have been accustomed for many years to releasing Nielsen viewership estimates as soon as the day after a program’s debut. —Brian Steinberg, Variety, 2 Sep. 2025

Boise State fans have been accustomed to seeing the guy wearing No. 91 bursting through the opponent’s offensive line to drag down the quarterback. —Shaun Goodwin, Idaho Statesman, 21 Aug. 2025

Word History

Etymology

Middle English acustomen "to habituate (reflexive or intransitive)," borrowed from Anglo-French acustumer, acostumer, from a-, prefix forming transitive verbs (going back to Latin ad- ad-) + -customer, costomer, verbal derivative of custume custom entry 1

First Known Use

15th century, in the meaning defined above

Phrases Containing accustom

• accustom oneself to

Rhymes for accustom

• custom
• frustum

Kids Definition

accustom

verb

ac·​cus·​tom ə-ˈkəs-təm 

: to make familiar