valence

English

Wikipedia

Etymology 1

• (extract, preparation):, from Latin valentia (“strength, capacity”) (1425)
• (combining capacity): from German Valenz (1884)

Alternative forms

• valency (mostly UK):

Pronunciation

• IPA^(key): /ˈveɪləns/

Noun

valence (plural valences)

1. (chemistry, medicine, obsolete outside compounds) An extract; a preparation, now especially one effective against a certain number of strains of a pathogen.

   trivalent vaccine (one meant to be effective against three strains)

2. (chemistry) The combining capacity of an atom, radical or functional group determined by the number of electrons that it will lose, gain, or share when it combines with other atoms etc
3. (chemistry) The number of binding sites of a molecule, such as an antibody or antigen
4. (linguistics) The number of arguments that a verb can have, including the subject of the verb in the counting, ranging from zero (for the likes of "It rains") to three (for the likes of "He gives her a flower").
5. (psychology) A one-dimensional value assigned to an object, situation, or state, that can usually be positive or negative
6. (sociology) value

Synonyms

• (chemistry): valency
• (linguistics): valency

Derived terms

terms derived from valence

equivalence primary valence secondary valence polyvalence

Related terms

• valent
• -valent

Translations

chemistry: combining capacity

• Finnish: valenssi (fi)
• German: Valenz (de) f, Wertigkeit (de) f
• Polish: wartościowość f

• Portuguese: valência f
• Romanian: valență (ro) f
• Russian: валентность (ru) f (valéntnostʹ)

chemistry: number of binding sites of a molecule

• Finnish: valenssi (fi)
• Polish: wartościowość f
• Portuguese: valência f

• Romanian: valență (ro) f
• Russian: валентность (ru) f (valéntnostʹ)

linguistics: number of arguments that a verb can have

• Finnish: valenssi (fi)
• Portuguese: valência f

• Romanian: valență (ro) f
• Russian: валентность (ru) (valentnostʹ)

psychology: one-dimensional value assigned to an object, situation, or state

• Finnish: valenssi (fi), tunnearvo

sociology: value

• Romanian: valență (ro) f

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.

Translations to be checked

• Czech: ^{(please verify)} valence f
• French: ^{(please verify)} valence (fr) f

• Swedish: ^{(please verify)} valens (sv) c

Etymology 2

This definition is lacking an etymology or has an incomplete etymology. You can help Wiktionary by giving it a proper etymology.

Pronunciation

• IPA^(key): /ˈvæləns/

Noun

valence (plural valences)

1. Alternative spelling of valance

See also

• valance

References

• Online Etymology Dictionary

Anagrams

• enclave

---

Czech

Noun

valence f

1. valence, valency (chemistry)
2. valence, valency (linguistics)

Derived terms

• valenční

---

French

Etymology

From Latin valentia, German -valenz.

Noun

valence f (plural valences)

1. valence

Anagrams

• enclave, enclavé

External links

• “valence” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).