domain

[doh-meyn] / doʊˈmeɪn /

NOUN

area of expertise, rule

Synonyms

STRONGEST

realm sphere territory

STRONG

authority bailiwick concern demesne department discipline district dominion empire estate field jurisdiction land occupation orbit power province quarter region scope slot specialty terrain turf walk wing

WEAK

home park neck of the woods stomping grounds

Antonyms

STRONG

sky surrender yielding

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.

Sports, the beating heart of online betting, is a heavily monitored domain.

From The Wall Street Journal • Apr. 13, 2026

In effect, these domain walls function as "highways for charge carriers," allowing charges to move efficiently and contribute to electricity generation.

From Science Daily • Apr. 10, 2026

The team had to map the full workflow, document domain expertise, structure internal data, build agents and then verify everything.

From MarketWatch • Apr. 10, 2026

In the majority of those filings, Varidon used an email address at the domain of Holtzman Vogel, a Virginia-based law firm that is often retained by Leo’s organizations.

From Salon • Apr. 10, 2026

I try to recall other keepers I have known—the humans who cleaned my domain and prepared my food and sometimes kept me company.

From "The One and Only Ivan" by Katherine Applegate

Vocabulary lists containing domain

Jim Burke's Academic Vocabulary List

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There's No Word Like Home

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The One and Only Ivan

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