sistema operativo

/sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/

//sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ// phrase

The verdict

“sistema operativo” is outside the top-ranked Portuguese vocabulary, used as a phrase - the kind of word writers most often double-check.

Unranked
below top-frequency Portuguese
17
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário

Key facts for sistema operativo
PropertyValue
Headwordsistema operativo
LanguagePortuguese
Part of speechPhrase
IPA/sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/
Letters17
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “sistema operativo” sits in Portuguese frequency

sistema operativo 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.

Spelling & Dictionary Insight

The Portuguese entry for sistema operativo is 17 letters long, classified as a phrase, and transcribed in the International Phonetic Alphabet as /sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário".

The misspelling generator found no plausible variants for sistema operativo, a straightforward case of a spelling with little room for common typos. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This entry carries no recorded etymology, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct Portuguese form is sistema operativo, spelled S-I-S-T-E-M-A- -O-P-E-R-A-T-I-V-O.

Definition

  1. 1
    conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "sistema operativo"?
"sistema operativo" is spelled S-I-S-T-E-M-A- -O-P-E-R-A-T-I-V-O. The IPA pronunciation is /sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/.
What does "sistema operativo" mean?
As a phrase, "sistema operativo" means: conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário
How do you pronounce "sistema operativo"?
The IPA (International Phonetic Alphabet) transcription for "sistema operativo" is /sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sistema operativo" come from?
"sistema operativo" is a Portuguese 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.

Using “sistema operativo”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Portuguese spelling is S-I-S-T-E-M-A- -O-P-E-R-A-T-I-V-O - every other letter order is a misspelling in standard orthography.
  • Say it as /sɪs.ˈte.mɐ o.pe.ɾɐ.ˈʧi.vʊ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more Portuguese words and confusable pairs in the same reference. Portuguese words
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 FrequencyWords open word-frequency list