pentaploid

[ pen-tuh-ploid ]
/ ˈpɛn təˌplɔɪd /

adjective

having a chromosome number that is five times the haploid number.

noun

a pentaploid cell or organism.

Origin of pentaploid

First recorded in 1920–25; penta- + -ploid

OTHER WORDS FROM pentaploid

pen·ta·ploi·dy, noun