from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Variant of valence.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The number of edges connected to a vertex in a graph
  • n. valence
  • n. The capacity of a verb to take a specific number of arguments

from the GNU version of the Collaborative International Dictionary of English

  • n. See valence.
  • n. A unit of combining power; a so-called bond of affinity.

from The Century Dictionary and Cyclopedia

  • n. Same as valence, 1.
  • n. A single unit of combining capacity. Thus, carbon is said to have four valencies.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the phenomenon of forming chemical bonds
  • n. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
  • n. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)


Sorry, no etymologies found.



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