name, noun ·Moderate ·College level

Definitions

Noun

1. 1
   A sticky, milky fluid produced in male reproductive organs that contains the reproductive cells. uncountable, usually

   "Then add four drops of crocodile semen, and pass the mixture through a filter."

2. 2
   the thick white fluid containing spermatozoa that is ejaculated by the male genital tract wordnet

Proper Noun

1. 1
   A transliteration of the Ukrainian male given name Семе́н (Semén). countable, uncountable

Synonyms

All synonyms

comecumejaculateseedseminal fluidsperm

Example

More examples

"The only evidence was the traces of semen stuck to the underwear."

Etymology

From Middle English semen, from Latin sēmen (“seed”), from Proto-Indo-European *seh₁- (“to sow; plant”).

Related phrases

semen demonsemen virilereproductive organ

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.