Dictionary.com
Thesaurus.com
Synonyms

youthful

American  
[yooth-fuhl] / ˈyuθ fəl /

adjective

  1. characterized by youth; young.

  2. of, relating to, or befitting youth.

    youthful enthusiasm.

  3. having the appearance, freshness, vigor, etc., of youth.

    She is 60 but her optimism has kept her youthful.

  4. in an early period of existence; early in time.

  5. Physical Geography.  (of topographical features) having undergone erosion to a slight extent only.


youthful British  
/ ˈjuːθfʊl /

adjective

  1. of, relating to, possessing, or characteristic of youth

  2. fresh, vigorous, or active

    he's surprisingly youthful for his age

  3. in an early stage of development

    a youthful culture

  4. Also: young.  (of a river, valley, or land surface) in the early stage of the cycle of erosion, characterized by steep slopes, lack of flood plains, and V-shaped valleys Compare mature old

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See young.

Other Word Forms

  • preyouthful adjective
  • unyouthful adjective
  • unyouthfully adverb
  • unyouthfulness noun
  • youthfully adverb
  • youthfulness noun

Etymology

Origin of youthful

First recorded in 1555–65; youth + -ful

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.

Young people of that era wanted something youthful, colorful, sweet — something you’d want to hold on a dance floor under club lights.

From Salon

"Healthier bodies with more muscle mass and less hidden belly fat are more likely to have healthier, youthful brains," said senior study author Cyrus Raji, M.D.,

From Science Daily

“It’s a visual of innocence for this girl to wear these grown-up shoes with a heel, and then pair them with these youthful bobby socks,” he explained of Dorothy.

From Los Angeles Times

But instead of protecting them, according to a study, their youthful immune systems attacked their normally aging tissues as if they were foreign invaders.

From The Wall Street Journal

It is a delicate balance in a youthful country where many are keen to experiment -- but without crossing the line.

From Barron's