double bond

noun

Definition of double bond 

: a chemical bond in which two pairs of electrons are shared by two atoms in a molecule — compare single bond, triple bond

First Known Use of double bond

1889, in the meaning defined above

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The first known use of double bond was in 1889

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More Definitions for double bond

double bond

noun

English Language Learners Definition of double bond

: a chemical bond in which two atoms in a molecule share two pairs of electrons

double bond

noun

Medical Definition of double bond 

: a chemical bond in which two pairs of electrons are shared by two atoms in a molecule and which is usually represented in chemical formulas by two lines (as in the formula for ethylene H2C=CH2) — compare triple bond — see unsaturated sense b

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