WordReference Random House Learner's Dictionary of American English © 2025
car•di•ol•o•gy /ˌkɑrdiˈɑlədʒi/USA pronunciation
n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2025- Medicinethe study of the heart and its functions.
car•di•ol•o•gy
(kär′dē ol′ə jē),USA pronunciation n.
car•di•o•log•ic
(kär′dē ə loj′ik),USA pronunciation car′di•o•log′i•cal, adj.
car′di•ol′o•gist, n.
- Medicinethe study of the heart and its functions in health and disease.
- 1840–50; cardio- + -logy
'cardiologist' also found in these entries (note: many are not synonyms or translations):