Klinefelter's syndrome

noun Kline·fel·ter's syndrome \ ˈklīn-ˌfel-tərz- \

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

Origin and Etymology of klinefelter's syndrome

Harry F. Klinefelter †1990 American physician

NEW! Time Traveler

First Known Use: 1950

in the meaning defined above

See Words from the same year

Medical Dictionary

Klinefelter's syndrome

noun Kline·fel·ter's syndrome \ ˈklīn-ˌfel-tərz- \

variants: also Klinefelter syndrome play \-tər-\

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

Biographical Note for klinefelter's syndrome

Klinefelter, Harry Fitch (1912–1990), American physician. Klinefelter specialized in endocrinology and rheumatology. Klinefelter's syndrome was described in 1942.