Klinefelter's syndrome

noun
Kline·​fel·​ter's syndrome | \ ˈklīn-ˌfel-tərz- How to pronounce Klinefelter's syndrome (audio) \

Definition of Klinefelter's syndrome

: an abnormal condition in a male characterized by usually two X and one Y chromosomes, infertility, smallness of the testicles, sparse facial and body hair, and enlarged breasts

called also Klinefelter syndrome

First Known Use of Klinefelter's syndrome

1950, in the meaning defined above

History and Etymology for Klinefelter's syndrome

Harry F. Klinefelter †1990 American physician

Keep scrolling for more

Learn More about Klinefelter's syndrome

Time Traveler for Klinefelter's syndrome

Time Traveler

The first known use of Klinefelter's syndrome was in 1950

See more words from the same year

Statistics for Klinefelter's syndrome

Cite this Entry

“Klinefelter's syndrome.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Klinefelter%27s%20syndrome. Accessed 23 January 2020.

Keep scrolling for more

More Definitions for Klinefelter's syndrome

Klinefelter's syndrome

noun
Kline·​fel·​ter's syndrome | \ ˈklīn-ˌfel-tərz- How to pronounce Klinefelter's syndrome (audio) \
variants: also Klinefelter syndrome \ -​tər-​ How to pronounce Klinefelter syndrome (audio) \

Medical Definition of Klinefelter's syndrome

: an abnormal condition in a male characterized by two X chromosomes and one Y chromosome, infertility, smallness of the testes, sparse facial and body hair, and gynecomastia

Comments on Klinefelter's syndrome

What made you want to look up Klinefelter's syndrome? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

out of the ordinary or unreasonable

Get Word of the Day daily email!

Test Your Vocabulary

Intact Latin Quiz

  • roman tablet
  • What did focus mean in Latin?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!