Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
valance
Valdez
vale (1)
vale (2)
valediction
valedictorian
valedictory
valedictory address
valence
valence electron
valence shell
Valencia
Valencia orange
Valenciennes (1)
Valenciennes (2)
valency
-valent
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