DOUBLE BOND


Meaning of DOUBLE BOND in English

Chem.

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 .

[ 1885-90 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .