Noun has 3 senses

• valency(n = noun.phenomenon) - the phenomenon of forming chemical bonds;


• valency(n = noun.attribute) valence - (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate;




• valency(n = noun.attribute) valence - (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent);




Derived form adjective valent₁