spermiogenesis Biol.
(spɜːmɪəʊˈdʒɛnɪsɪs)
[f. spermi- + -o + -genesis.]
The development of spermatozoa; spec. the maturation of spermatids into spermatozoa (the last phase of spermatogenesis).
| 1920 Biol. Bull. XXXIX. 333 The general topography of spermiogenesis has been worked out on Murgantia. 1956 Nature 25 Feb. 387/2 A study of spermiogenesis in the bandicoot..has shown that an acrosome is indeed present. 1980 D. J. Begley et al. Human Reproduction iii. 30/2 Following spermatogenesis and spermiogenesis, which take about 64 days in man, sperm pass through the rete into the epididymis. |