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The number of electron pairs an atom can share with other atoms.

co·va′len·cy n.
co·va′lent adj.
co·va′lent·ly adv.


(kəʊˈveɪlənsɪ) or


1. (Chemistry) the formation and nature of covalent bonds
2. (Chemistry) the number of covalent bonds that a particular atom can make with other atoms in forming a molecule
coˈvalent adj
coˈvalently adv
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.covalency - valence characterized by the sharing of electrons in a chemical compound; the number of pairs of electrons an atom can share
valence, valency - (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)
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As a world leader in immunology and inflammation, AbbVie is an ideal fit for Principia's reversible covalent inhibitors, also known as Tailored Covalency," said Martin Babler, chief executive officer, Principia.
The degree of oxidation of the iron atom within these molecules determines the covalency and color of iron, that is, ferrous iron ([Fe.
From itself auto-immune the bit force of covalency is uniquely sexual, what is not is to be what is and due, corrosion impact seminal and sublingual dissolved, shudder to part, part to whole, not complete.