Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
-valent
valentine
Valentine’s Day
valerian
valeric acid
valet
valet de chambre
valet parking
valeta
valetudinarian
Valhalla
valiant
valid
validate
validated export license
valine
valise
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

valence

va·lence [ váylənss ] (plural va·lenc·es) or va·len·cy [ váylənssee ] (plural va·len·cies)


noun 
Definition:
 
1. combining power of atoms: the combining power of atoms or groups measured by the number of electrons the atom or group will receive, give up, or share in forming a compound

2. combining antigenic determinants: the number of different antigenic determinants with which a single antibody molecule can combine

3. combining power of verb: the ability of a verb to combine grammatically with noun phrases in a given clause

[Late 19th century. Variant of valency]
Advertisement

© 2009 Microsoft