Oncology

//ɒŋˈkɒləd͡ʒi// noun

Definitions

Noun
  1. 1
    The branch of medicine concerned with tumors, including study of their development, diagnosis, treatment, and prevention. countable, uncountable
  2. 2
    the branch of medicine concerned with the study and treatment of tumors wordnet

Etymology

First attested 1857. By surface analysis, onco- + -logy, which see for more.

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