Noun

(lb) The quality or state of being young.

:

*

*:Serene, smiling, enigmatic, she faced him with no fear whatever showing in her dark eyes. The clear light of the bright autumn morning had no terrors for youth and health like hers.

(lb) The part of life following childhood; the period of existence preceding maturity or age; the whole early part of life, from childhood, or, sometimes, from infancy, to manhood.

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:

*

, volume=101, issue=1, page=62, magazine=(American Scientist) , title= Father of Fractals , passage=Toward the end of the war, Benoit was sent off on his own with forged papers; he wound up working as a horse groom at a chalet in the Loire valley. Mandelbrot describes this harrowing youth with great sangfroid.}}

(lb) A young person.

:

(lb) A young man.

*1919 ,

*:and then a youth appeared—no one quite knew where from or to whom he belonged—but he settled down with them in a happy-go-lucky way, and they all lived together.

(lb) (used in plural form ) Young persons, collectively.

Noun

(head)

(plural only) The numbers between thirteen and nineteen.

The number of people at the meeting was in the teens.

(plural only) The time of life between thirteen and nineteen years old.

She is in her teens.

(plural only) The second decade of a century: the 1910s, 2010s, etc. The oneties, the tens.

* {{quote-book, title=Gilded Songs (Berlin to Bacharach): The Gig Instrumentalist's Guide to the Golden Era of American Popular Song (1920 to 1979)

, chapter=The 20th Century's aughts and teens : OPERETTA , author=Michael G Cunningham , year=2010}}