osmose

noun

The verdict

“osmose” is uncommon Portuguese (frequency #50,680 among 385 “O” headwords), classed as a noun. The kind of spelling people second-guess.

#50,680
frequency rank, Portuguese
385
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - fenômeno produzido quando dois líquidos, de desigual concentração, separados por paredes que possuem certa porosidade, a atravessam e se misturam

Corpus desk

Index PT-osmose · osmose · Portuguese

osmose · rank #50,680 · 0 variants · 0 confusables

  • FREQ-RARE #50,680
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 385
  • PHOTO-FINISH outeiro

Nearest frequency peer: outeiro (+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 “osmose”

Faixa escassa: as barras invertem o rank para o raro ler-se mais curto

corpus weight

What this shows Vista da cauda longa: onde “osmose” se situa face a ranks portugueses igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for osmose
PropertyValue
Headwordosmose
LanguagePortuguese
Part of speechNoun
Letters6
Frequency rank#50,680
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “osmose” em português

Da esquerda para a direita: o pouco que carrega a fala diária, depois a cauda longa quase invisível.osmosecai nesta cauda de raridade:

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

A escala é logarítmica (cada marca ≈ 10× mais rara). Vizinhos raros da mesma faixa: “outeiro” (#50,682), “oin” (#50,674), “paleontologia” (#50,686). Entre 385 lemas com “O”, “osmose” fica em #50,680. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

osmose is uncommon Portuguese at frequency #50,680 among 385 “O” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "fenômeno produzido quando dois líquidos, de desigual concentração, separados por paredes que possuem certa porosidade, a atravessam e se misturam".

The misspelling generator found no plausible variants for osmose, since its letter pattern doesn't lend itself to common typo substitutions. Our confusable-pair dataset has no match for it, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No explicit etymology string is stored for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Portuguese form is osmose, spelled O-S-M-O-S-E.

Definition

  1. 1
    fenômeno produzido quando dois líquidos, de desigual concentração, separados por paredes que possuem certa porosidade, a atravessam e se misturam

Recorded use

Wiktionary example

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

  1. Como José Genoino se elegeu deputado federal, cargo que lhe dá direito a julgamento no foro privilegiado do Supremo, seus réus companheiros, como que por osmose, adquirem o mesmo privilégio - o que já é um atentado à lógica.

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 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "osmose"?
"osmose" is spelled O-S-M-O-S-E.
What does "osmose" mean?
As a noun, "osmose" means: fenômeno produzido quando dois líquidos, de desigual concentração, separados por paredes que possuem certa porosidade, a atravessam e se misturam
What language does "osmose" come from?
"osmose" is a Portuguese word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 Portuguese words by spelling shape

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

Same letter count

Frequency-ranked Portuguese headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list