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hydrogen

/ˈhaɪdrədʒən/
en-us undefinedhydrogen
Main Example

Hydrogen is used to make water.

Example context
en-us flagHydrogen is used to make water.
Grammatical Info:
Noun (n.)

A chemical element that is the lightest and most abundant in the universe, often used in fuels and water.

Other Example

Hydrogen is essential for life.

en-us flagHydrogen is essential for life.

Many rockets use hydrogen as fuel.

en-us flagMany rockets use hydrogen as fuel.

Water is made of hydrogen and oxygen.

en-us flagWater is made of hydrogen and oxygen.
Synonyms

hydrogen fuel

en-us flaghydrogen fuel

hydrogen gas

en-us flaghydrogen gas

hydrogen bond

en-us flaghydrogen bond
Synonyms

H

element 1

diatomic hydrogen

hydrogen

/ˈhaɪdrədʒən/
Main Example

The balloon was filled with hydrogen.

Example context
Grammatical Info:
Noun (n.)

A gas that is colorless, odorless, and flammable, commonly found in nature.

Other Example
Synonyms
Synonyms

hydrogen

/ˈhaɪdrədʒən/
Main Example

Hydrogen is important for many chemical reactions.

Example context
Grammatical Info:
Noun (n.)

A component of many organic compounds and fuels.

Other Example
Synonyms
Synonyms

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