Definition, Meaning & Synonyms

trisome

noun
/ˈtraɪˌsoʊm/
Definition
A trisome is a genetic condition characterized by having three copies of a particular chromosome instead of the usual two.
Examples
  • Down syndrome is an example of trisomy 21, where individuals have three copies of chromosome 21.
  • Trisomy can lead to various physical and intellectual disabilities.
Meaning
In genetics, trisomy refers to the presence of an extra chromosome, leading to developmental and health challenges.
Synonyms
  • Triploidy
  • Chromosomal abnormality