polyvalence

indénombrable

A noun referring to the property of having multiple valences or capacities, especially in chemistry where an element can combine with more than two atoms, or in toxicology where a substance can counteract multiple toxins or antigens.

• 🇫🇷Nom désignant la propriété d'avoir plusieurs valences ou capacités, notamment en chimie où un élément peut se combiner avec plus de deux atomes, ou en toxicologie où une substance peut neutraliser plusieurs toxines ou antigènes.

1. Chemical property C1 formal scientific

   The state of having a valence greater than two, allowing an atom or molecule to form multiple chemical bonds.

   • The polyvalence of carbon allows it to form complex organic molecules.
   • Polyvalence in transition metals leads to a variety of oxidation states.
   • The concept of polyvalence is fundamental in understanding molecular structures.

   🇫🇷Polyvalence chimique

   Synonymes: multivalencemultivalencypolyvalency

2. Biological or medical property C1 formal medical

   The ability of a substance, such as an antibody or vaccine, to counteract or neutralize more than one toxin, antigen, or type of microorganism.

   • The polyvalence of the new vaccine provides protection against multiple strains of the virus.
   • Polyvalence in antivenoms is crucial for treating bites from various snake species.
   • Researchers are exploring the polyvalence of certain antibodies for broad-spectrum immunity.

   🇫🇷Polyvalence (en immunologie)

   Synonymes: multivalencemultivalencypolyvalency

• polyvalences plural form
• polyvalences' possessive plural form
• polyvalence's possessive singular form