HEAVY WATER

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Water containing a substantial proportion of deuterium atoms, used in nuclear reactors

Synonyms:

deuterium oxide; heavy water

Classified under:

Nouns denoting substances

Hypernyms ("heavy water" is a kind of...):

moderator (any substance used to slow down neutrons in nuclear reactors)

Credits