valency

/ˈveɪlənsi/

Definitions of valency

1. noun

   the phenomenon of forming chemical bonds
   type of:

   chemical phenomenon

   any natural phenomenon involving chemistry (as changes to atoms or molecules)
2. noun

   (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)
   synonyms: valence

   types:

   covalence, covalency

   valence characterized by the sharing of electrons in a chemical compound; the number of pairs of electrons an atom can share

   type of:

   power, powerfulness

   possession of controlling influence
3. noun

   (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
   synonyms: valence

   type of:

   power, powerfulness

   possession of controlling influence