diploid definition: 1. twofold or double 2. Biol. having twice the number of chromosomes normally occurring in a mature germ cell: most somatic cells are diploidOrigin of diploid dipl(o)- + -oid a diploid cell...
‘Oocytes and sperm are haploid, with one set of chromosomes, whereas somatic cells are diploid, with two chromosomal sets.’ ‘However, to a low extent, viable spores can also be recovered from a very small population of homozygous diploid nuclei in an otherwise haploid plasmodium.’
Diploid definition, double; twofold. See more. Having two sets of chromosomes or double the haploid number of chromosomes in the germ cell, with one member of each chromosome pair derived from the ovum and one from the spermatazoon.
diploid Having an identical (homologous) pair of chromosomes for each characteristic except sex. This is the normal state of most body cells. Eggs and sperms, however, have only a single set of half the number of chromosomes, and are said to be haploid.
diploid (not comparable) Of a cell, having a pair of each type of chromosome, one of the pair being derived from the ovum and the other from the spermatozoon. Most somatic cells of higher organisms are diploid. Of an organism, having diploid cells.
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dip·loid (dĭp′loid′) adj. 1. Double or twofold. 2. Genetics Having a pair of each type of chromosome, so that the basic chromosome number is doubled: diploid somatic cells. n. Genetics A cell, organism, or group of organisms having a diploid number of chromosomes. [Greek diploos, double; see dwo- in Indo-European roots + -oid.] diploid ...