| polyploidy | (n) the condition of being polyploid |
| polyploid | (n) (genetics) an organism or cell having more than twice the haploid number of chromosomes |
| polyploid | (adj) of a cell or organism having more than twice the haploid number of chromosomes, Ant. haploid, diploid, Example: a polyploid cell; a polyploid species |
| polyploid | มีโครโมโซมหลายชุด [พฤกษศาสตร์ ๑๘ ก.พ. ๒๕๔๕] |