Standard Lemma guide

oncology

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: Recorded audio is listed in the source snapshot.
  • /ɒŋˈkɒləd͡ʒi/
  • proscribed: /ɒnəˈkɒləd͡ʒi/
  • CMU ARPABET: AA0 NG K AA1 L AH0 JH IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The branch of medicine concerned with tumors, including study of their development, diagnosis, treatment, and prevention.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the branch of medicine concerned with the study and treatment of tumors

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: medicine, medical specialty

History

Etymology

First attested 1857. By surface analysis, onco- + -logy.

Across languages

Translations

78 source translations are retained for this English entry.

  • Afrikaans: onkologie — branch of medicine
  • Albanian: onkologjia — branch of medicine
  • Arabic: عِلْم اَلْأَوْرَام (ʕilm al-ʔawrām) — branch of medicine
  • Armenian: ուռուցքաբանություն (uṙucʻkʻabanutʻyun) — branch of medicine
  • Asturian: oncoloxía — branch of medicine
  • Azerbaijani: onkologiya — branch of medicine
  • Basque: onkologia — branch of medicine
  • Belarusian: анкалогія (ankalóhija) — branch of medicine
  • Bulgarian: онкология (onkologija) — branch of medicine
  • Catalan: oncologia — branch of medicine
  • Chinese Mandarin: 腫瘤學 /肿瘤学 (zhǒngliúxué) — branch of medicine
  • Czech: onkologie — branch of medicine
  • Danish: onkologi — branch of medicine
  • Dutch: oncologie — branch of medicine
  • Esperanto: onkologio — branch of medicine
  • Estonian: onkoloogia — branch of medicine
  • Finnish: onkologia — branch of medicine
  • French: oncologie — branch of medicine
  • West-Frisian: onkology — branch of medicine
  • Galician: oncoloxía — branch of medicine
  • Georgian: ონკოლოგია (onḳologia) — branch of medicine
  • German: Onkologie — branch of medicine
  • Greek: ογκολογία (ogkología) — branch of medicine
  • Hebrew: אוֹנְקוֹלוֹגְיָה (onkologya) — branch of medicine
  • Hindi: अर्बुदविज्ञान (arbudvijñān) — branch of medicine
  • Hungarian: onkológia — branch of medicine
  • Icelandic: æxlafræði — branch of medicine
  • Ido: onkologio — branch of medicine
  • Indonesian: onkologi — branch of medicine
  • Interlingua: oncologia — branch of medicine
  • Irish: oinceolaíocht — branch of medicine
  • Italian: oncologia — branch of medicine
  • Japanese: 腫瘍学 (shuyōgaku) — branch of medicine
  • Javanese: onkologi — branch of medicine
  • Kannada: ಗಂಟುರೋಗದ ಅರಿಮೆ (gaṇṭurōgada arime) — branch of medicine
  • Kazakh: онкология (onkologiä) — branch of medicine
  • Korean: 종양학 (jong'yanghak) — branch of medicine
  • Northern Kurdish: onkolojî — branch of medicine
  • Kyrgyz: онкология (onkologiya) — branch of medicine
  • Latin: oncologia — branch of medicine
  • Latvian: onkoloģija — branch of medicine
  • Lithuanian: onkologija — branch of medicine
  • Macedonian: онкологија (onkologija) — branch of medicine
  • Malay: kaji ketumbuhan — branch of medicine
  • Malay: kaji tumor — branch of medicine
  • Malay: onkologi — branch of medicine
  • Māori: mātai mate pukupuku — branch of medicine
  • Mingrelian: ონკოლოგია (onḳologia) — branch of medicine
  • Nepali: ओन्कोलोजी (onkolojī) — branch of medicine
  • Newar: अङ्कोलोजी (aṅkolojī) — branch of medicine
  • Norwegian Bokmål: onkologi — branch of medicine
  • Norwegian Nynorsk: onkologi — branch of medicine
  • Occitan: oncologia — branch of medicine
  • Pali: ओन्कोलोजी (onkolojī) — branch of medicine
  • Polish: onkologia — branch of medicine
  • Portuguese: oncologia — branch of medicine
  • Romanian: oncologie — branch of medicine
  • Russian: онколо́гия (onkológija) — branch of medicine
  • Rwanda-Rundi: kanseri — branch of medicine
  • Sanskrit: ओन्कोलोजी (onkolojī) — branch of medicine
  • Serbo-Croatian: онколо̀гија — branch of medicine
  • Serbo-Croatian: onkològija — branch of medicine
  • Slovak: onkológia — branch of medicine
  • Slovene: onkologija — branch of medicine
  • Spanish: oncología — branch of medicine
  • Swedish: onkologi — branch of medicine
  • Tamil: புற்றுநோயியல் (puṟṟunōyiyal) — branch of medicine
  • Tatar: онкология (onqologiyä) — branch of medicine
  • Thai: วิทยามะเร็ง (wít-tá-yaa má-reng) — branch of medicine
  • Thai: วิทยาเนื้องอก (wít-tá-yaa néua ngôk) — branch of medicine
  • Turkish: onkoloji — branch of medicine
  • Ukrainian: онколо́гія (onkolóhija) — branch of medicine
  • Uzbek: онкология (onkologiya) — branch of medicine
  • Uzbek: onkologiya — branch of medicine
  • Vietnamese: ung thư học — branch of medicine
  • Waray-Waray: oncolohiya — branch of medicine
  • Welsh: oncoleg — branch of medicine
  • Yiddish: אָנקאָלאָגיע (onkologye) — branch of medicine