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n. Any of the four haploid cells formed by meiosis in a male organism that develop into spermatozoa without further division.

n. A haploid cell, produced by meiosis of a spermatocyte, that develops into a spermatozoon

n. One of the two cells which arise by division of a secondary spermatocyte and give rise by transformation to a spermatozoön. In oögenesis the spermatid is represented by the oötid.

n. an immature gamete produced by a spermatocyte; develops into a spermatozoon

"The nuclear portion of the spermatid, which is partly imbedded in the supporting cell, is differentiated to form the head of the spermatozoön, while part of the cell protoplasm forms the middle piece and the tail is produced by an outgrowth from the double centriole of the cell."

gamete