autopolyploid
/ˌɔːtə(ʊ)ˈpɒlɪplɔɪd/Biology
noun
A polyploid organism in which all sets of chromosomes are derived from duplications of a single ancestral genome.
adjective
Of an organism or population: characterized by autopolyploidy.
Origin
1920s; earliest use found in Cyril Darlington (1903–1981), cytogeneticist and evolutionist. From auto- + polyploid.