Standard Lemma guide

radiology

noun · 4 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.

  • UK: /ˌɹeɪdiˈɒlədʒi/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˌɹeɪdiˈɑlədʒi/
  • rhymes with -ɒlədʒi
  • CMU ARPABET: R EY2 D IY0 AA1 L AH0 JH IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The specialty of medical imaging and its interpretation, originally and especially radiography but now including all imaging modalities, including ones that use no radiation (such as ultrasonography and magnetic resonance imaging).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The use of radioactive substances in diagnosis and treatment (which today is the province of nuclear medicine).

Definition source: English Wiktionary via Wiktextract

Usage: obsolete, uncountable

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

(radiology) examination of the inner structure of opaque objects using X rays or other penetrating radiation

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: radioscopy

Antonyms: none provided

Broader terms: imaging, tomography

Narrower terms: fluoroscopy

4

noun

Meaning 4

the branch of medical science dealing with the medical use of X-rays or other penetrating radiation

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: medical science

History

Etymology

From radio- + -logy.

Across languages

Translations

33 source translations are retained for this English entry.

  • Armenian: ճառագայթաբանություն (čaṙagaytʻabanutʻyun) — the specialty of medical imaging
  • Bulgarian: рентгеноло́гия (rentgenológija) — the specialty of medical imaging
  • Bulgarian: радиоло́гия (radiológija) — the specialty of medical imaging
  • Catalan: radiologia — the specialty of medical imaging
  • Chinese Mandarin: 放射線學 /放射线学 (fàngshèxiànxué) — the specialty of medical imaging
  • Chinese Mandarin: 放射學 /放射学 (fàngshèxué) — the specialty of medical imaging
  • Czech: radiologie — the specialty of medical imaging
  • Danish: radiologi — the specialty of medical imaging
  • Dutch: radiologie — the specialty of medical imaging
  • Finnish: radiologia — the specialty of medical imaging
  • French: radiologie — the specialty of medical imaging
  • Galician: radioloxía — the specialty of medical imaging
  • German: Radiologie — the specialty of medical imaging
  • German: Röntgenologie — the specialty of medical imaging
  • Hindi: विकिरण विज्ञान (vikiraṇ vijñān) — the specialty of medical imaging
  • Icelandic: geislalækningar — the specialty of medical imaging
  • Icelandic: geislunarfræði — the specialty of medical imaging
  • Irish: raideolaíocht — the specialty of medical imaging
  • Italian: radiologia — the specialty of medical imaging
  • Japanese: 放射線学 (hōshasengaku) — the specialty of medical imaging
  • Kazakh: радиология (radiologiä) — the specialty of medical imaging
  • Korean: 방사선학 (bangsaseonhak) — the specialty of medical imaging
  • Latin: radiologia — the specialty of medical imaging
  • Navajo: aghádaʼdeełdlaadígíí — the specialty of medical imaging
  • Persian: رادیولوژی (râdiyoloži) — the specialty of medical imaging
  • Polish: radiologia — the specialty of medical imaging
  • Portuguese: radiologia — the specialty of medical imaging
  • Russian: радиоло́гия (radiológija) — the specialty of medical imaging
  • Russian: рентгеноло́гия (rentgenológija) — the specialty of medical imaging
  • Spanish: radiología — the specialty of medical imaging
  • Swahili: radiolojia — the specialty of medical imaging
  • Tagalog: paladiglapan — the specialty of medical imaging
  • Turkish: radyoloji — the specialty of medical imaging