polyvalent
1. [ adjective ] (immunology) containing several antibodies each capable of counteracting a specific antigen
Examples:

"a polyvalent vaccine"

Related terms: monovalent immunology valence
2. [ adjective ] (chemistry) having more than one valence, or having a valence of 3 or higher
Synonyms: multivalent
Related terms: monovalent chemistry valence
Similar spelling:   polyvalency
  polyvalence
  pool_ball