9 letters · 12 points in Scrabble
adjective having a chromosome number that is not an exact multiple of the haploid number
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Ancient Greek ἀν- (an-)der. English an- English euploid English aneuploid From an- + euploid.
Etymology from Wiktionary, CC BY-SA 3.0