miasma

/ˈmjaʒ.mɐ/

//ˈmjaʒ.mɐ// noun

The verdict

“miasma” is uncommon Portuguese (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency Portuguese
6
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - emanação mefítica originada de matérias pútridas, sendo a causa suposta de várias doenças endêmicas

Corpus desk

Index PT-miasma · miasma · Portuguese

miasma · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "M" thin
  • PHOTO-UNK Peer pending

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.

Key facts for miasma
PropertyValue
Headwordmiasma
LanguagePortuguese
Part of speechNoun
IPA/ˈmjaʒ.mɐ/
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “miasma” sits in Portuguese frequency

miasma falls outside the top-100,000 ranked Portuguese words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

miasma is uncommon Portuguese outside the top frequency list, classed as anoun, transcribed /ˈmjaʒ.mɐ/. Rarity is why readers land here mid-draft. 4 senses are on record.

miasma doesn't appear in our generated misspelling index, and the word's spelling is regular enough that our generator found nothing worth flagging. No close-neighbour confusable shows up for this headword in our dataset, since no other headword is close enough in sound or shape to pair with it.

This entry's etymology isn't recorded, 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 miasma, spelled M-I-A-S-M-A.

Definition

  1. 1
    emanação mefítica originada de matérias pútridas, sendo a causa suposta de várias doenças endêmicas
  2. 2
    influência nociva ou deletéria; corrupção
  3. 3
    pestilência
  4. 4
    mal-estar; incômodo

Synonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "miasma"?
"miasma" is spelled M-I-A-S-M-A. The IPA pronunciation is /ˈmjaʒ.mɐ/.
What does "miasma" mean?
As a noun, "miasma" means: emanação mefítica originada de matérias pútridas, sendo a causa suposta de várias doenças endêmicas
How do you pronounce "miasma"?
The IPA (International Phonetic Alphabet) transcription for "miasma" is /ˈmjaʒ.mɐ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "miasma" come from?
"miasma" is a Portuguese word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.
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.

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

Source: FrequencyWords open word-frequency list