암이나 종양의 진단과 치료를 전문으로 하는 의사.
A medical doctor who specializes in the diagnosis and treatment of cancer and tumors.
예문:
"The oncologist discussed the potential side effects of the new immunotherapy with the patient."
"She decided to seek a second opinion from a renowned oncologist at the university hospital."
"A pediatric oncologist is trained to handle the unique challenges of treating cancer in young children."