oxygen

noun
UK: /ˈɒksɪdʒən/
US: /ˈɑːksɪdʒən/

  1. A gas that is essential for life and that animals breathe in; a chemical element with the symbol O.

    1. We need oxygen to breathe and live healthy life every day. [ ] [ ]
    2. The patient is receiving oxygen through a mask to help with breathing difficulties. [ ] [ ]

  2. A substance that contains oxygen combined with other elements.

    1. Water is a compound made of hydrogen and oxygen, two very important elements. [ ] [ ]
    2. Rust is an example of iron oxide, where iron has chemically bonded with oxygen from the air. [ ] [ ]
oxygen transitive-verb

  1. To treat or combine with oxygen.

    1. The blood oxygenates the body to keep the organs functioning well. [ ] [ ]
    2. The process oxygenates the water, improving conditions for aquatic life considerably. [ ] [ ]

Frequently Asked Questions

The word "oxygen" in English means: A gas that is essential for life and that animals breathe in; a chemical element with the symbol O., A substance that contains oxygen combined with other elements..

The phonetic transcription of "oxygen" is /ˈɒksɪdʒən/ in British English and /ˈɑːksɪdʒən/ in American English. Click the 🔊 button to hear both pronunciations.

Example usage of "oxygen": "We need oxygen to breathe and live healthy life every day.". More examples on the page.