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Definition of Polyploid
1. Adjective. Of a cell or organism having more than twice the haploid number of chromosomes. "A polyploid species"
2. Noun. (genetics) an organism or cell having more than twice the haploid number of chromosomes.
Definition of Polyploid
1. Adjective. (genetics) having more than the usual number of complete sets of chromosomes in a single cell ¹
2. Noun. (biology) a cell or organism that has more than the usual number of complete sets of chromosomes ¹
¹ Source: wiktionary.com
Definition of Polyploid
1. [n -S]
Medical Definition of Polyploid
1. Of a nucleus, cell or organism that has more than two haploid sets of chromosomes. A cell with three haploid sets (3n) is termed triploid, four sets (4n) tetraploid and so on. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)