How to say "semen" in Japanese

Choosing the right word
  • 精液せいえきCommon
    nounThe direct term for the substance itself, covering semen, seminal fluid, and sperm; use it whenever you want to name semen plainly.
    The only evidence was the traces of semen stuck to the underwear.
  • 体液たいえきCommon
    nounLiterally 'body fluid'; when it stands for semen it is a euphemism, alluding to the substance indirectly rather than naming it, so it is seldom the word you want.

Use 精液 when you mean semen itself — the direct word, also covering seminal fluid and sperm; 体液, literally 'body fluid', serves only as a euphemism for referring to semen indirectly.

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