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heavy water

Noun CEFR B2

Definitions

Water containing deuterium instead of normal hydrogen (protium) (thus, ²H₂O); used as a moderator in nuclear reactors.

uncountable

Equivalents

11 more languages

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

heavy wet heavy wetter heavy-duty vehicle heavy-footed moa heavy-handed heavy-handedness

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