Phrase guide

ionizing radiation

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

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1

noun

Meaning 1

High-energy radiation that is capable of causing ionization in substances through which it passes; also includes high-energy particles.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: non-ionizing radiation

Antonyms: none provided

2

noun

Meaning 2

high-energy radiation capable of producing ionization in substances through which it passes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: radiation

Narrower terms: alpha radiation, alpha ray, beta radiation, beta ray, electron radiation, cosmic ray, neutron radiation, X ray, X-ray, X-radiation, roentgen ray

History

Etymology

No etymology was provided for this word.

Across languages

Translations

25 source translations are retained for this English entry.

  • Afrikaans: ioniserende straling — high-energy radiation that is capable of causing ionization in substances
  • Arabic: الإشعاعات المؤينة — high-energy radiation that is capable of causing ionization in substances
  • Asturian: radiación ionizante — high-energy radiation that is capable of causing ionization in substances
  • Belarusian: іанізавальнае выпраменьванне (ianizavalʹnaje vypramjenʹvannje) — high-energy radiation that is capable of causing ionization in substances
  • Bulgarian: йонизиращо лъчение (jonizirašto lǎčenie) — high-energy radiation that is capable of causing ionization in substances
  • Chinese Mandarin: 電離輻射 /电离辐射 (diànlí fúshè) — high-energy radiation that is capable of causing ionization in substances
  • Czech: ionizující záření — high-energy radiation that is capable of causing ionization in substances
  • Esperanto: joniga radiado — high-energy radiation that is capable of causing ionization in substances
  • Finnish: ionisoiva säteily — high-energy radiation that is capable of causing ionization in substances
  • French: rayonnement ionisant — high-energy radiation that is capable of causing ionization in substances
  • Georgian: მაიონიზირებელი გამოსხივება (maionizirebeli gamosxiveba) — high-energy radiation that is capable of causing ionization in substances
  • Georgian: მაიონებელი გამოსხივება (maionebeli gamosxiveba) — high-energy radiation that is capable of causing ionization in substances
  • Georgian: მაიონიზებელი გამოსხივება (maionizebeli gamosxiveba) — high-energy radiation that is capable of causing ionization in substances
  • German: ionisierende Strahlung — high-energy radiation that is capable of causing ionization in substances
  • Hindi: आयनकारी विकिरण (āyankārī vikiraṇ) — high-energy radiation that is capable of causing ionization in substances
  • Hungarian: ionizáló sugárzás — high-energy radiation that is capable of causing ionization in substances
  • Icelandic: jónandi geislun — high-energy radiation that is capable of causing ionization in substances
  • Norwegian: ioniserende stråling — high-energy radiation that is capable of causing ionization in substances
  • Portuguese: radiação ionizante — high-energy radiation that is capable of causing ionization in substances
  • Romanian: radiație ionizantă — high-energy radiation that is capable of causing ionization in substances
  • Romanian: iradiere ionizatoare — high-energy radiation that is capable of causing ionization in substances
  • Russian: ионизи́рующее излуче́ние (ionizírujuščeje izlučénije) — high-energy radiation that is capable of causing ionization in substances
  • Spanish: radiación ionizante — high-energy radiation that is capable of causing ionization in substances
  • Swedish: joniserande strålning — high-energy radiation that is capable of causing ionization in substances
  • Ukrainian: іонізаційна радіація (ionizacijna radiacija) — high-energy radiation that is capable of causing ionization in substances