pre·cip·i·tin (pr -sp -tn)n. An antibody that reacts with a specific soluble antigen to produce a precipitate. [precipit(ate) + -in.] |
precipitin [prɪˈsɪpɪtɪn]
n
(Life Sciences & Allied Applications / Biochemistry) Immunol an antibody that causes precipitation when mixed with its specific antigen
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| Noun | 1. | precipitin - an antibody that causes precipitation when it unites with its antigen antibody - any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response |
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