- a compound in which oxygen is bonded to one or more electropositive atoms.
- any compound of oxygen with another element
- any organic compound in which an oxygen atom is bound to two alkyl or aryl groups; an ether or epoxide
n.“compound of oxygen with another element,” 1790, from French oxide (1787), coined by G. de Morveau and A. Lavoisier from ox(ygène) (see oxygen) + (ac)ide “acid” (see acid). n.
- A binary compound of an element or radical with oxygen.
- A compound of oxygen and another element or radical. Water (H2O) is an oxide.