precipitin

noun
pre·​cip·​i·​tin | \ pri-ˈsi-pə-tən How to pronounce precipitin (audio) \

Definition of precipitin

: an antibody that forms a precipitate when it unites with its antigen

First Known Use of precipitin

1900, in the meaning defined above

History and Etymology for precipitin

International Scientific Vocabulary, from precipitate

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The first known use of precipitin was in 1900

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Cite this Entry

“Precipitin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/precipitin. Accessed 18 Feb. 2020.

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More Definitions for precipitin

precipitin

noun
pre·​cip·​i·​tin | \ pri-ˈsip-ət-ən How to pronounce precipitin (audio) \

Medical Definition of precipitin

: any of various antibodies which form insoluble precipitates with specific antigens and some of which are used in serological testing

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