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Having a number of chromosomes that has a specified relationship to, or is a multiple of, the basic number of chromosomes of a group: heteroploid.
adj combining form, n combining form
(Biology) indicating a specific multiple of a single set of chromosomes: diploid.
[from Greek -pl(oos) -fold + -oid]
-ploidy n combining form
a combining form meaning “having chromosome sets” of the kind or number specified by the initial element: hexaploid.
[extracted from haploid]