adolescent

1 of 2

noun

ad·​o·​les·​cent ˌa-də-ˈle-sᵊnt 

: a young person who is developing into an adult : one who is in the state of adolescence

adolescent

2 of 2

adjective

1

: of, relating to, or being in adolescence

adolescent growth

adolescent boys and girls

2

: emotionally or intellectually immature

did not appreciate her husband's adolescent high jinks

adolescently adverb

Synonyms of adolescent

Adjective

• young
• juvenile

Examples of adolescent in a Sentence

Noun

Their children are now adolescents.

Adjective

an adolescent sheepdog, who hasn't quite gotten the hang of keeping the sheep huddled together

would hope that the college students had outgrown such adolescent behavior

Recent Examples on the Web

Noun

What certainly seems to be true is that, after years of decline in movies and TV, images of smoking have crept up in recent years, says Dan Romer, who researches risky social behavior among adolescents at the University of Pennsylvania. — Adam Kovac, Scientific American, 7 Aug. 2026

In fact, there is no federal law against providing medical care for transgender adolescents according to the rigorous standards of care. — Kaitlin McCallum, Hartford Courant, 7 Aug. 2026

Adjective

The desire for teens to overhaul their look during high school is a healthy part of adolescent development. — Liz Regalia, Parents, 10 Aug. 2026

Child and adolescent family therapist Darby Fox explains how teens view social media. — Kurt Knutsson, FOXNews.com, 9 Aug. 2026

Word History

Etymology

Noun

Middle English, borrowed from Middle French & Latin; Middle French, borrowed from Latin adolēscent-, adolēscens "young man or woman, youth," noun derivative of adolēscens adolescent entry 2

Adjective

borrowed from French & Latin; French, going back to Middle French, borrowed from Latin adolēscent-, adolēscens, adulēscens "young, youthful," present participle of adolēscere, adulēscere "to become mature, grow up" — more at adult entry 1

First Known Use

Noun

15th century, in the meaning defined above

Adjective

15th century, in the meaning defined at sense 1

Phrases Containing adolescent

• sub-adolescent

Rhymes for adolescent

• acquiescent
• arborescent
• coalescent
• convalescent
• deliquescent
• effervescent
• evanescent
• incandescent
• iridescent
• luminescent
• obsolescent
• opalescent

Medical Definition

adolescent

1 of 2 noun

ad·​o·​les·​cent -ᵊnt 

: one that is in the state of adolescence

adolescent

2 of 2 adjective

: of, relating to, or being in adolescence

adolescently adverb