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From Longman Dictionary of Contemporary English
Related topics: Compounds
oxideox‧ide /ˈɒksaɪd $ ˈɑːk-/ noun [countable, uncountable]  HCCa substance which is produced when a substance is combined with oxygen iron oxide
Examples from the Corpus
oxideMoreover, a strong presence of ferrous oxide in the walls gives them a red color.Both countries would also limit nitrogen oxide emissions through stricter controls on motor vehicles.Reduction of nitrogen oxides from cars will need more expensive vehicles - or mean less use.Traffic now accounts for 51 percent of total nitrogen oxide emissions, compared to 31 percent in 1980.It would also reduce sulphur dioxide and nitrous oxide emissions, which cause acid rain, by 42,000 tonnes.Nitrous oxide is also responsible for about six percent of the greenhouse effect.However, the oxide mineral content of the rocks is generally low, at 5-10 percent.At a given temperature, the oxide with the higher line will be the one that is reduced.
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