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


DOUBLE BOND Defined for English Language Learners

double bond

noun

Definition of double bond for English Language Learners

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


Medical Dictionary

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 b

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