← Back to search

Meaning of hydrogen oxide | Babel Free

Noun CEFR B2

Definitions

The simple systematic name for water, H₂O.

uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

hydrogen peroxide hydrogen phosphate hydrogen potassium carbonate hydrogen selenide hydrogen sodium arsenate hydrogen spectral series