sper·​ma·​tox·​in ˈspər-mə-ˌtäk-sən How to pronounce spermatoxin (audio)
: a substance (as an antibody) poisonous to spermatozoa or derived from spermatozoa and tending to prevent conception

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Cite this Entry

“Spermatoxin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spermatoxin. Accessed 24 May. 2024.

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