pentaploid

adjective

pen·​ta·​ploid ˈpen-tə-ˌplȯid 

: having or being a chromosome number that is five times the basic number

pentaploid noun

pentaploidy

ˈpen-tə-ˌplȯi-dē 

noun

Word History

First Known Use

1921, in the meaning defined above

Medical Definition

pentaploid

1 of 2 adjective

pen·​ta·​ploid ˈpen-tə-ˌplȯid 

: having or being a chromosome number that is five times the basic number

pentaploidy

ˈpent-ə-ˌplȯid-ē 

noun

plural pentaploidies

pentaploid

2 of 2 noun

: a pentaploid individual