dictionary help| fertilization | medical dictionary |
1. <cell biology> The essential process in sexual reproduction, involving the union of two specialised haploid cells, the male and female gametes to give a diploid cell, the zygote, which then develops to form a new organism.
2. <biology> The act of fecundating or impregnating animal or vegetable germs; especially, the process by which in flowers the pollen renders the ovule fertile, or an analogous process in flowerless plants; fecundation; impregnation.
3. <botany> Close fertilization, the fertilization of pistils by pollen derived from the stamens of the same blossom. Cross fertilization, fertilization by pollen from some other blossom. See Cross.
(28 Oct 1998)
fertility factor, fertility ratio, fertility vitamin < Prev | Next > fertilization in vitro, fertilization membrane
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