deuterium oxide

1. 1.

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

   Synonymsheavy water

   Broadermoderator

Questions about deuterium oxide

What does deuterium oxide mean?

deuterium oxide means "water containing a substantial proportion of deuterium atoms, used in nuclear reactors".

What is another word for deuterium oxide?

Close synonyms include heavy water. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is deuterium oxide a common word?

deuterium oxide is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.