Word.ws English Dictionary

XYY syndrome

XYY syndrome noun: an aneuploidy of the sex chromosomes in which a human male receives an extra Y chromosome, giving a total of 47 chromosomes instead of the usual 46; the condition is associated with learning difficulties and above-average height.

Noun

XYY syndrome (uncountable)

  1. An aneuploidy of the sex chromosomes in which a human male receives an extra Y chromosome, giving a total of 47 chromosomes instead of the usual 46; the condition is associated with learning difficulties and above-average height.

Questions about XYY syndrome

What does XYY syndrome mean?
XYY syndrome means an aneuploidy of the sex chromosomes in which a human male receives an extra Y chromosome, giving a total of 47 chromosomes instead of the usual 46; the condition is associated with learning difficulties and above-average height.
What part of speech is XYY syndrome?
XYY syndrome is a noun.

Words near XYY syndrome in the dictionary

  1. xystons
  2. xystos
  3. xysts
  4. xystum
  5. xystus
  6. XYY syndrome
  7. XYZ
  8. XYZs
  9. xyzzy
  10. Xzavier
  11. Xârâcùù

Source and license

Adapted from Wiktionary: XYY syndrome (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “XYY syndrome.” Word.ws, https://word.ws/xyy_syndrome. Based on Wiktionary, CC BY-SA 4.0.