| a. | 1. | (Chem.) Multivalent. |
| Adj. | 1. | polyvalent - containing several antibodies each capable of counteracting a specific antigen; "a polyvalent vaccine" Antonyms: monovalent - containing only one kind of antibody |
| 2. | polyvalent - having more than one valence, or having a valence of 3 or higher Synonyms: multivalent Antonyms: monovalent, univalent - having a valence of 1 |
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