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

  • adj. Having valence 3.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having a valence of 3
  • n. Any trivalent chromosome.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having a valence of three; capable of being combined with, substituted for, or compared with, three atoms of hydrogen; -- said of triad atoms or radicals; thus, nitrogen is trivalent in ammonia.

from The Century Dictionary and Cyclopedia

  • In chem., equivalent in combining or displacing power to three monad atoms; triadic: applied to an element or a radical. Also triatomic.

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

  • adj. having a valence of three


Sorry, no etymologies found.



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