double bond(redirected from Double bonds)
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Related to Double bonds: conjugated double bonds
double bond between oxygen atoms
A covalent bond in which two electron pairs are shared between two atoms.
(Chemistry) a type of chemical bond consisting of two covalent bonds linking two atoms in a molecule
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 CH2=CH2; CH2:CH2; CH2::CH2.
A type of covalent bond in which two electron pairs are shared between two atoms. Each atom contributes two electrons to the bond. See more at covalent bond.