Oxide

Pronunciation: /ˈɑːkˌsaɪd/

Oxide (noun)

  1. A chemical substance made when oxygen combines with another element.
  2. A type of substance that forms on metals when they react with oxygen, often causing rust.
  3. A solid oxide form of a metal, used in making glass, ceramics, and some chemicals.

Examples

  • Water is not an oxide, but many minerals contain oxides.
  • An oxide forms when oxygen combines with another element.