多倍体 duōbèitǐ polyploid Definitions Defs Origin Strokes Stroke Words Sentences Sents 单源多倍体 dānyuánduōbèitǐ autopolyploid a polyploid organism whose chromosomes are derived from a single species异源多倍体 yìyuánduōbèitǐ allopolyploid an organism or cell with more than two sets of chromosomes derived from different species