Radiation

[ʁadi̯aˈt͡si̯oːn]

/[ʁadi̯aˈt͡si̯oːn]/ noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“Radiation” is uncommon German (frequency #73,920 among 2,984 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#73,920
frequency rank, German
2,984
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Strahlung, Bestrahlung

Corpus desk

Index DE-radiation · Radiation · German

Radiation · rank #73,920 · 0 variants · 0 confusables

  • FREQ-RARE #73,920
  • LEN-LONG 9 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,984
  • PHOTO-FINISH rabiat

Nearest frequency peer: rabiat (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Langschwanz-Ränge nahe „Radiation“

Dünnes Band: Balken invertieren den Rang, seltenere Formen wirken kürzer

corpus weight

What this shows Langschwanz-Sicht: wo „Radiation“ gegen ähnlich seltene deutsche Ränge sitzt.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for Radiation
PropertyValue
HeadwordRadiation
LanguageGerman
Part of speechNoun
IPA[ʁadi̯aˈt͡si̯oːn]
Letters9
Frequency rank#73,920
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Langschwanz-Rang von „Radiation“ im Deutschen

Von links nach rechts: die wenigen Träger des Alltags, dann der lange Schwanz kaum gebrauchter Formen.Radiationfällt in diesen Seltenheitsbereich:

#1#100#1K#10K#100K
← used constantlyrarely used →

Die Skala ist logarithmisch (jeder Tick ≈ 10× seltener). Seltene Nachbarn derselben Bandbreite: „rabiat“ (#73,919), „Radien“ (#73,921), „Rangen“ (#73,922). Unter 2,984 „R“-Lemmata liegt „Radiation“ bei #73,920. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

Radiation is uncommon German at frequency #73,920 among 2,984 “R” headwords, classed as anoun, transcribed [ʁadi̯aˈt͡si̯oːn]. Rarity is why readers land here mid-draft. 3 senses are on record.

Our edit-distance generator produced no likely misspellings for Radiation, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Wiktionary doesn't record an etymology for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct German form is Radiation, spelled R-A-D-I-A-T-I-O-N.

Definition

  1. 1
    Strahlung, Bestrahlung
  2. 2
    eine Auffächerung einer Tiergruppe in viele spezialisierte Arten innerhalb eine evolutionsbiologisch sehr kurzen Zeit
  3. 3
    die scheinbar von einem Zentralpunkt ausgehende Bewegung der Einzelteile eines Meteorschwarms

Recorded use

Wiktionary examples

These source excerpts show how Radiation appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Adaptive Radiation bei einem Taxon tritt oft bei der Besetzung einer neuen ökologischen Nische durch eben dieses Taxon auf.
  2. Ein markantes für die adaptive Radiation bilden die Darwin-Finken auf Galapagos.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 German corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "Radiation"?
"Radiation" is spelled R-A-D-I-A-T-I-O-N. The IPA pronunciation is [ʁadi̯aˈt͡si̯oːn].
What does "Radiation" mean?
As a noun, "Radiation" means: Strahlung, Bestrahlung
How do you pronounce "Radiation"?
The IPA (International Phonetic Alphabet) transcription for "Radiation" is [ʁadi̯aˈt͡si̯oːn]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Radiation" come from?
"Radiation" is a German word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar German words by spelling shape

Same letter count and similar misspelling depth for "Radiation", not the corpus desk frequency band.

Same letter count

Frequency-ranked German headwords with 9 letters (nearest by frequency rank).

rausreden#73,924pudelwohl#73,911Prüfstein#73,908Protektor#73,907

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list