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valency |
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valency. See valence. valency (vāˑ·len·sē), n the number of chemical bonds that an atom of a particular element can form, used as a measure of the chemical reactivity of that element. valency, valence 1. the numerical measure of the capacity to combine; in chemistry, an expression of the number of atoms of hydrogen (or its equivalent) that one atom of a chemical element can hold in combination, if negative, or displace in a reaction, if positive. 2. in immunology, an expression of the number of antigenic determinants with which one molecule of a given antibody can combine. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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valacyclovir hydrochloride Valaxona valdecoxib Valeans valecular valence valence electron valency Valentine's position valerian Valeriana Valeriana officinalis valeric acid 3 COOH) valetudinarian valetudinary |
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