Found 1 items, similar to Klinefelter syndrome.
English → English (WordNet) Definition: Klinefelter syndrome Klinefelter syndrome n : syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male [syn: Klinefelter's syndrome, XXY-syndrome]