oxygen (B1)
noun
Pronunciation: /ˈɒksɪdʒən/
Definition
A colorless, odorless, gaseous element that is essential for most forms of life and for combustion. It makes up about 21% of the Earth's atmosphere.
Examples
Divers carry tanks of compressed oxygen to breathe underwater.
The doctor said the patient needed supplemental oxygen to help with their breathing.
Trees and plants produce oxygen through photosynthesis, which is vital for our planet.
How to Use oxygen
- oxygen mask (collocation)
- A device placed over the mouth and nose to deliver oxygen. — "The flight attendant instructed everyone to put on their oxygen mask if needed."
- oxygen levels (collocation)
- The amount of oxygen present in a substance or environment. — "Doctors monitored the patient's oxygen levels closely after surgery."
- liquid oxygen (collocation)
- Oxygen in its liquid state, used in rockets and medicine. — "Liquid oxygen is a powerful oxidizer used as rocket propellant."
Synonyms of oxygen
Words with a similar meaning to oxygen:
Antonyms of oxygen
Words with the opposite meaning to oxygen:
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