7 letters · 11 points in Scrabble
noun (genetics) an organism or cell having the normal amount of DNA per cell; i.e., two sets of chromosomes or twice the haploid number
adjective of a cell or organism having two sets of chromosomes or twice the haploid number
originFrom diplo- + -oid. By surface analysis, di- + -ploid.
Etymology from Wiktionary, CC BY-SA 3.0