radiactividad
[rað̞jakt̪iβ̞iˈð̞að̞]
The verdict
“radiactividad” is uncommon Spanish (frequency #57,339 among 48,955 “R” headwords), classed as a noun. The kind of spelling people second-guess.
- #57,339
- frequency rank, Spanish
- 48,955
- “R” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Propiedad de emitir radiación, que presentan algunos cuerpos que contienen átomos con núcleos inestables.
| Property | Value |
|---|---|
| Headword | radiactividad |
| Language | Spanish |
| Part of speech | Noun |
| IPA | [rað̞jakt̪iβ̞iˈð̞að̞] |
| Letters | 13 |
| Frequency rank | #57,339 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “radiactividad” sits in Spanish frequency
Rare enough to double-check
radiactividad is uncommon Spanish at frequency #57,339 among 48,955 “R” headwords, classed as anoun, transcribed [rað̞jakt̪iβ̞iˈð̞að̞]. Rarity is why readers land here mid-draft. Gloss: "Propiedad de emitir radiación, que presentan algunos cuerpos que contienen átomos con núcleos inestables.".
We couldn't generate a plausible misspelling set for radiactividad, which points to an orthography that plays by predictable Spanish rules. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.
This entry's etymology isn't recorded, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct Spanish form is radiactividad, spelled R-A-D-I-A-C-T-I-V-I-D-A-D.
Definition
- 1Propiedad de emitir radiación, que presentan algunos cuerpos que contienen átomos con núcleos inestables.
This word in other languages
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 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "radiactividad"?
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Is PlainSpell free to use?
Using “radiactividad”
The practical upshot for anyone who landed here from a spell-check.
- The one correct Spanish spelling is R-A-D-I-A-C-T-I-V-I-D-A-D - every other letter order is a misspelling in standard orthography.
- Say it as [rað̞jakt̪iβ̞iˈð̞að̞] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more Spanish words and confusable pairs in the same reference. Spanish words
Other uncommon Spanish words near this rank
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.