polyvalent

Definitions of polyvalent
1

adj having more than one valence, or having a valence of 3 or higher

Synonyms:
multivalent
Antonyms:
monovalent, univalent
having a valence of 1

adj containing several antibodies each capable of counteracting a specific antigen

“a polyvalent vaccine”
Antonyms:
monovalent
containing only one kind of antibody

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