noun
- the branch of medical science dealing with tumors, including the origin, development, diagnosis, and treatment of malignant neoplasms.
- the study of cancer.
noun
- the branch of medicine concerned with the study, classification, and treatment of tumours
n.1857, coined in English from onco- “tumor” + -logy “science or study of.” Related: Oncologist; oncological. n.
- The branch of medicine dealing with the physical, chemical, and biological properties of tumors, including study of their development, diagnosis, treatment, and prevention.
- The branch of medicine that deals with the diagnosis and treatment of cancer.
The branch of medicine devoted to the study, treatment, and cure of cancer.