Dictionary
2 ENTRIES FOUND:

trisomy

noun tri·so·my \ˈtrī-ˌsō-mē\
plural tri·so·mies

Definition of TRISOMY

:  the condition (as in Down syndrome) of having one or a few chromosomes triploid in an otherwise diploid set
tri·so·mic \(ˌ)trī-ˈsō-mik\ adjective or noun

Origin of TRISOMY

tri- + 3-some + 2-y
First Known Use: 1930

trisomy

noun tri·so·my \ˈtrī-ˌsō-mē\   (Medical Dictionary)
plural tri·so·mies

Medical Definition of TRISOMY

:  the condition (as in Down syndrome) of having one or a few chromosomes triploid in an otherwise diploid set

Browse

Next Word in the Dictionary: trisomy 21Previous Word in the Dictionary: trisomeAll Words Near: trisomy
May 06, 2015
dauntless Hear it
fearless or very brave
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears