noun
polyploid
Biology term for an organism, cell, or tissue with more than two sets of chromosomes.
倍数体は植物の品種改良に利用されることがある。
Polyploids are sometimes used in plant breeding.
このコムギ
This wheat is a polyploid and has larger grains than ordinary diploids.
Haploid; having a single set of chromosomes, as in gametes. Opposite of polyploid in terms of chromosome set number.
Compound of 倍数 (multiple) + 体 (body/organism), referring to an organism with multiple chromosome sets. A modern scientific coinage.