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adult

[uh-duhlt, ad-uhlt] / əˈdʌlt, ˈæd ʌlt /
ADJECTIVE
being mature, fully grown
Synonyms
Antonyms


NOUN
a mature, fully grown person
Synonyms
STRONGEST
STRONG
grownup
WEAK
Antonyms


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.

Social media services, including adult content platforms, would also face new requirements under the law to "mitigate risks associated with exposure" to various categories of harmful content and apply labels to synthetically generated content.

From Barron's • Jun. 10, 2026

Some beneficiaries, such as adult children, may not realize they have to empty an inherited IRA in 10 years from the date of death.

From MarketWatch • Jun. 10, 2026

Though Anthony was 17 at the time of the murder on 2 April 2025, under Texas law he was able to be charged as an adult.

From BBC • Jun. 10, 2026

Dagit said they recently found newt egg masses for the first time in years, as well as a few adult newts and many frogs.

From Los Angeles Times • Jun. 9, 2026

“The way I see it, we didn’t fail Papá, he failed us. He’s the adult here.”

From "Summer of the Mariposas" by Guadalupe García McCall




Vocabulary lists containing adult


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