from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A covalent bond in which two electron pairs are shared between two atoms.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry A covalent bond in which two electron pairs (instead of the usual one) are shared between two atoms; most common between carbon atoms and carbon, oxygen or nitrogen atoms, but several other forms are known.

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

  • noun a covalent bond in which two pairs of electrons are shared between two atoms


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word double bond.


    Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.