noun
Meaning 1
An extremely rare and often fatal aneuploidic sex-chromosomal abnormality with symptoms somewhat similar to Klinefelter syndrome.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: 49,XXXXY syndrome, Fraccaro syndrome
Antonyms: none provided