doubly labeled water

Noun

Meaning

doubly labeled water (uncountable)

(chemistry, American spelling) Water where both the hydrogen and oxygen atoms have been replaced by less common isotopes.
Deuterium oxide-18 (D2O) is one kind of doubly labeled water.

Source: en.wiktionary.org

Close letter words and terms

doubly even doubly incontinent doubly infinite doubly linked list doubly magic doubly polar