Search Result for "heavy water":
Wordnet 3.0

NOUN (1)

1. water containing a substantial proportion of deuterium atoms, used in nuclear reactors;
[syn: heavy water, deuterium oxide]



WordNet (r) 3.0 (2006):

heavy water
    n 1: water containing a substantial proportion of deuterium
         atoms, used in nuclear reactors [syn: heavy water,
         deuterium oxide]