WordReference Random House Unabridged Dictionary of American English © 2026
i•sot•o•py
(ī sot′ə pē, ī′sə tō′pē),USA pronunciation n. [Chem.]
- Chemistrythe quality or condition of being isotopic;
isotopic character.
- isotope + -y3 1915–20
'isotopy' also found in these entries (note: many are not synonyms or translations):