Longman Dictionary of Contemporary English homepage

Date: 1700-1800
Language: French
Origin: oxygène, from Greek oxys 'sharp, acid' + French -gène 'forming'; because it was believed that oxygen forms part of all acids

oxygen

noun
     
Related topics: Elements
ox‧y‧gen [uncountable]
HCE a gas that has no colour or smell, is present in air, and is necessary for most animals and plants to live. It is a chemical element: symbol O

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