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precipitin

American  
[pri-sip-i-tin] / prɪˈsɪp ɪ tɪn /

noun

Immunology.
  1. an antibody that reacts with its specific antigen to form an insoluble precipitate.


precipitin British  
/ prɪˈsɪpɪtɪn /

noun

  1. immunol an antibody that causes precipitation when mixed with its specific antigen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of precipitin

First recorded in 1895–1900; precipit(ate) + -in 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The fiction predated the science: German bacteriologist Paul Uhlenhuth discovered the precipitin test for human blood only in 1900.

From Nature • Sep. 19, 2017

The formolized antigens seemed to have a greater antigenicity, in most instances, than did those which were unformolized, and precipitin reactions involving antisera produced against formolized antigens developed higher turbidities.

From Myology and Serology of the Avian Family Fringillidae A Taxonomic Study by Stallcup, William B.

Utilizing the values for the precipitin tests a model was constructed which showed the relationships of the eleven species used in these tests.

From Myology and Serology of the Avian Family Fringillidae A Taxonomic Study by Stallcup, William B.

The precipitin test depends on a somewhat analogous reaction.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" by Various

A summary of the serological relationships of the birds involved in the precipitin tests is presented in Table 2, in which percentage values are presented.

From Myology and Serology of the Avian Family Fringillidae A Taxonomic Study by Stallcup, William B.

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