A viscous whitish secretion of the male reproductive organs, containing spermatozoa and consisting of secretions of the testes, seminal vesicles, prostate, and bulbourethral glands. Also called seminal fluid.
Origin of semenMiddle English, from Latin sēmen, seed, semen; see sē- in Indo-European roots.
- A slimy, milky fluid produced in male reproductive organs that contains the reproductive cells.
From Latin sÄ“men (â€œseedâ€)