t 1 r 1 i 1 s 1 o 1 m 3 y 4
7 letters · 12 points in Scrabble
Meaning
noun chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell
originEtymology tree English trisome English -y English trisomy From trisome + -y.
Etymology from Wiktionary, CC BY-SA 3.0