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oncology

[ong-kol-uh-jee]
noun
  1. the branch of medical science dealing with tumors, including the origin, development, diagnosis, and treatment of malignant neoplasms.
  2. the study of cancer.

Origin of oncology

First recorded in 1855–60; onco- + -logy
Related formson·co·log·ic [ong-kuh-loj-ik] /ˌɒŋ kəˈlɒdʒ ɪk/, on·co·log·i·cal, adjectiveon·col·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for oncology

oncology

noun
  1. the branch of medicine concerned with the study, classification, and treatment of tumours
Derived Formsoncological (ˌɒŋkəˈlɒdʒɪkəl), adjectiveoncologist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for oncology
n.

1857, coined in English from onco- "tumor" + -logy "science or study of." Related: Oncologist; oncological.

Online Etymology Dictionary, © 2010 Douglas Harper
oncology in Medicine

oncology

[ŏng-kŏl′ə-jē]
n.
  1. The branch of medicine dealing with the physical, chemical, and biological properties of tumors, including study of their development, diagnosis, treatment, and prevention.
Related formson′co•log′i•cal (-kə-lŏj′ĭ-kəl) null adj.on•col′o•gist n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
oncology in Science

oncology

[ŏn-kŏl′ə-jē]
  1. The branch of medicine that deals with the diagnosis and treatment of cancer.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
oncology in Culture

oncology

[(ong-kol-uh-jee, on-kol-uh-jee)]

The branch of medicine devoted to the study, treatment, and cure of cancer.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.