单词 | polyvalent |
释义 | pol·y·va·lent ![]() adj. 1. Chemistry a. Having more than one valence. b. Having a valence of 3 or higher. 2. Immunology a. Having more than one site of attachment. Used of an antibody or antigen. b. Containing antigens from more than one strain of a microorganism or virus. Used of a vaccine or serum. pol′y·valence, pol′y·valen·cy n. |
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