klinefelter_syndrome
1. [ noun ] (medicine,genetics) 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
Synonyms: xxy-syndrome Klinefelter's_syndrome
Related terms: sex-linked_disorder syndrome
Similar spelling:   Klinefelter's_syndrome