deuterated water

== English == === Noun === deuterated water (uncountable) (inorganic chemistry) Water in which one or both protium (normal hydrogen) atoms have been replaced by atoms of deuterium hydrogen. Hypernyms: water, H₂O < substance Coordinate terms: light water (¹H₂O); tritiated water (several senses); super-heavy water (³H₂O) Fully deuterated water: heavy water (²H₂O). Partially deuterated water: semi-heavy water (¹H-²H-O). ==== Usage notes ==== IUPAC recommends that the chemical symbol for deuterium should be 2H, rather than D. === References ===