(n) (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants), Syn.miosis, reduction division
The Collaborative International Dictionary of English (GCIDE) v.0.53
‖n. [ NL., fr. Gr. mei`wsis, fr. meioy^n to make smaller, from mei`wn. See Meionite. ] 1. (Rhet.) Diminution; a species of hyperbole, representing a thing as being less than it really is; understatement; see also litotes. [ 1913 Webster +PJC ]
2. (Cell Biology) The cellular process by which a diploid progenitor cell forms haploid gametes, including a division of one diploid cell into two cells, each with one of the homologous sets of chromosomes. [ PJC ]
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