on·​col·​o·​gy än-ˈkä-lə-jē How to pronounce oncology (audio)
: a branch of medicine concerned with the prevention, diagnosis, treatment, and study of cancer
oncological adjective
or oncologic
oncologist noun

Examples of oncology in a Sentence

Recent Examples on the Web The chapter raised $50,000 for the lab, named for an associate professor in the division of gynecological oncology at the med school. Bea L. Hines, Miami Herald, 27 June 2024 One of the most popular current theories alleges that the princess is in Houston, undergoing treatment at the University of Texas MD Anderson Cancer Center, which is often ranked as the best oncology care hospital in the world. Martha Ross, The Mercury News, 10 June 2024 The money will go toward recruiting of oncology physicians, clinical research, early detection programs and an annual nursing symposium that focuses on education. Samantha Gowen, Orange County Register, 17 June 2024 The webcast, which will provide updates on Jaguar's advancing cancer supportive care portfolio, will include members of Jaguar's scientific team, patient advocates, and leading oncology experts on two of the most common and intolerable side effects of cancer therapy: CTD and oral mucositis. Charlotte Observer, 12 June 2024 See all Example Sentences for oncology 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'oncology.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


onco- + -logy

First Known Use

circa 1857, in the meaning defined above

Time Traveler
The first known use of oncology was circa 1857

Dictionary Entries Near oncology

Cite this Entry

“Oncology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oncology. Accessed 12 Jul. 2024.

Kids Definition


on·​col·​o·​gy än-ˈkäl-ə-jē How to pronounce oncology (audio)
: a branch of medicine concerned with the study and treatment of tumors

Medical Definition


on·​col·​o·​gy än-ˈkäl-ə-jē, äŋ- How to pronounce oncology (audio)
plural oncologies
: a branch of medicine concerned with the prevention, diagnosis, treatment, and study of cancer
oncological adjective
also oncologic

More from Merriam-Webster on oncology

Last Updated: - Updated example sentences
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