# กลุ่มอาการไคลน์เฟลเตอร์
## Noun (N)
### Sense: 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
- Klinefelter's syndrome
- Klinefelter syndrome
- XXY-syndrome