- 1The combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with: carbon always has a valence of 4More example sentences
- In covalent compounds the valence of an atom may be less obvious.
- Addition reactions of inorganic molecules occur when an atom has more than one valence.
- The valence of a unit is closely tied up with its dependence.
- 1.1 [as modifier] Relating to or denoting electrons involved in or available for chemical bond formation: molecules with unpaired valence electronsMore example sentences
- Nonmetals with eight valence electrons are chemically unreactive.
- The electrons in the highest energy level are called valence electrons.
- The metalloids have an intermediate number of valence electrons.
- 1.2 Linguistics The number of grammatical elements with which a particular word, especially a verb, combines in a sentence.More example sentences
- The authors compared the responses of 20 highs with 20 lows on ratings of the valence of neutral words that were preceded by subliminal presentations of negative or neutral images.
- The valence of specific words and expressions communicates sexual potency and the lack thereof.
- Literature has reported valences of five and higher, but no substantiation of these has ever been shown.
late Middle English: from late Latin valentia 'power, competence', from valere 'be well or strong'.