tetraploid

views updated May 18 2018

tet·ra·ploid / ˈtetrəˌploid/ Biol. • adj. (of a cell or nucleus) containing four homologous sets of chromosomes. ∎  (of an organism or species) composed of such cells.• n. an organism, variety, or species of this type.DERIVATIVES: tet·ra·ploi·dy n.

tetraploid

views updated May 29 2018

tetraploid Describing a nucleus, cell, or organism that has four times (4n) the haploid number (n) of chromosomes. See also polyploid.