POLYPLOID
polyploid
(adjective) of a cell or organism having more than twice the haploid number of chromosomes; “a polyploid cell”; “a polyploid species”
polyploid
(noun) (genetics) an organism or cell having more than twice the haploid number of chromosomes
Source: WordNet® 3.1
Etymology
Adjective
polyploid (not comparable)
(genetics) Having more than the usual number of complete sets of chromosomes in a single cell.
Noun
polyploid (plural polyploids)
(biology) A cell that has more than the usual number of complete sets of chromosomes.
(biology) An organism whose cells have more than the usual number of complete sets of chromosomes.
Source: Wiktionary