Adj. | 1. | polyvalent - containing several antibodies each capable of counteracting a specific antigen; "a polyvalent vaccine" immunology - the branch of medical science that studies the body's immune system monovalent - containing only one kind of antibody |
2. | polyvalent - having more than one valence, or having a valence of 3 or higher chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions monovalent, univalent - having a valence of 1 |