atenuação
/ɐ.tɨ.nwɐ.ˈsɐ̃w̃/
The verdict
“atenuação” is uncommon Portuguese (frequency #51,979 among 1,900 “A” headwords), classed as a noun. The kind of spelling people second-guess.
- #51,979
- frequency rank, Portuguese
- 1,900
- “A” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - ato ou efeito de atenuar
Corpus desk
Index PT-atenuacao · atenuação · Portuguese
atenuação · rank #51,979 · 0 variants · 0 confusables
- FREQ-RARE #51,979
- LEN-LONG 9 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,900
- PHOTO-FINISH astigmatismo
Nearest frequency peer: astigmatismo (-2 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.
Ranks da cauda longa perto de “atenuação”
Faixa escassa: as barras invertem o rank para o raro ler-se mais curto
- astigmatismo
astigmatismo
48,024 corpus weight
- atenuação
atenuação
48,022 corpus weight
- attention
attention
48,019 corpus weight
- Austria
Austria
48,018 corpus weight
- autumn
autumn
48,017 corpus weight
- avicultura
avicultura
48,016 corpus weight
What this shows Vista da cauda longa: onde “atenuação” se situa face a ranks portugueses igualmente raros.
| Property | Value |
|---|---|
| Headword | atenuação |
| Language | Portuguese |
| Part of speech | Noun |
| IPA | /ɐ.tɨ.nwɐ.ˈsɐ̃w̃/ |
| Letters | 9 |
| Frequency rank | #51,979 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Cauda longa: rank de “atenuação” em português
Rare enough to double-check
atenuação is uncommon Portuguese at frequency #51,979 among 1,900 “A” headwords, classed as anoun, transcribed /ɐ.tɨ.nwɐ.ˈsɐ̃w̃/. Rarity is why readers land here mid-draft. 4 senses are on record.
Zero misspellings are on record for atenuação in our index, suggesting the orthography follows predictable Portuguese patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
No documented word history exists for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Portuguese form is atenuação, spelled A-T-E-N-U-A-Ç-Ã-O.
Definition
- 1ato ou efeito de atenuar
- 2enfraquecimento
- 3diminuição da ação patogênica de um microorganismo com o fim, em geral, de se criar soros e vacinas
- 4diminuição da intensidade de um sinal ou dispersão da energia de uma onda ao atravessar um meio
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 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar Portuguese words by spelling shape
Same letter count and similar misspelling depth for "atenuação", not the corpus desk frequency band.
Same letter count
Frequency-ranked Portuguese headwords with 9 letters (nearest by frequency rank).