A type of CELL NUCLEUS division, occurring during maturation of the GERM CELLS. Two successive cell nucleus divisions following a single chromosome duplication (S PHASE) result in daughter cells with half the number of CHROMOSOMES as the parent cells.

Synonyms: Phases, Meiotic M, Meioses, M Phases, Meiotic, Phase, Meiotic M, Meiosis, Meiotic M Phase, Meiotic M Phases, M Phase, Meiotic