triple X syndrome

English

Karyotype of triple X syndrome

Noun

triple X syndrome (uncountable)

1. A form of chromosomal variation characterized by the presence of an extra X chromosome in each cell of a human female, sometimes leading to tall stature, learning disabilities, and/or epicanthic folds.

   Synonyms: trisomy X, triple X

See also

• metafemale, superfemale
• XXX