precipitin

noun

pre·​cip·​i·​tin pri-ˈsi-pə-tən How to pronounce precipitin (audio)
: an antibody that forms a precipitate when it unites with its antigen

Word History

Etymology

International Scientific Vocabulary, from precipitate

First Known Use

1900, in the meaning defined above

Time Traveler
The first known use of precipitin was in 1900

Dictionary Entries Near precipitin

Cite this Entry

“Precipitin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/precipitin. Accessed 17 Dec. 2024.

Medical Definition

precipitin

noun
pre·​cip·​i·​tin pri-ˈsip-ət-ən How to pronounce precipitin (audio)
: any of various antibodies which form insoluble precipitates with specific antigens and some of which are used in serological testing
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!