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double bond

noun

, Chemistry.
  1. a chemical linkage consisting of two covalent bonds between two atoms of a molecule, represented in chemical formulas by two lines, two dots, or four dots, as CH 2 =CH 2 ; CH 2 :CH 2 ; CH 2 ::CH 2 .


double bond

noun

  1. a type of chemical bond consisting of two covalent bonds linking two atoms in a molecule
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


double bond

/ dŭbəl /

  1. A type of covalent bond in which two electron pairs are shared between two atoms. Each atom contributes two electrons to the bond.
  2. See more at covalent bond


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Word History and Origins

Origin of double bond1

First recorded in 1885–90
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Compare Meanings

How does double bond compare to similar and commonly confused words? Explore the most common comparisons:

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Example Sentences

Skeletal model of cannabigerol showing a linear configuration of the double bonds.

From Ozy

He had not told his people yet of the double bond which he designed to make between the two houses.

Petroleum when cracked up to make gasoline gives isoprene or other double-bond compounds that go over into some form of rubber.

But notwithstanding this double bond of union the two allies remained entirely separate.

As for the girl—there was now a double bond between her and the dog.

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