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dioxide

Pronunciation: [daɪˈɒksaɪd]

Word

Learn how to use dioxide in a sentence: 6 audio examples across 2 meanings.

Context: “science”

(noun) a chemical compound that has two oxygen atoms and one other element. It's like the air we breathe, but instead of just oxygen, there are two oxygen atoms linked to something else, like carbon.

Example

Carbon dioxide is released when you breathe out.

Example

Not all gases are dioxide; for example, nitrogen does not have two oxygen atoms.

Example

What happens to carbon dioxide levels when we breathe in?

Context: “environment”

(noun) a gas that is important for plants and is produced by animals and people when they breathe. Plants need this gas to help them create oxygen through a process called photosynthesis.

Example

Plants absorb carbon dioxide from the air and use it to grow.

Example

Too much carbon dioxide in the atmosphere can lead to global warming.

Example

Why do plants need carbon dioxide to survive?

How to pronounce dioxide

Pronunciation: [daɪˈɒksaɪd]

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