sistema operacional

/sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw/

//sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw// phrase

The verdict

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

Unranked
below top-frequency Portuguese
19
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário

Corpus desk

Index PT-sistema-operacional · sistema operacional · Portuguese

sistema operacional · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 19 letters
  • VOW-9 9 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 sistema operacional
PropertyValue
Headwordsistema operacional
LanguagePortuguese
Part of speechPhrase
IPA/sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw/
Letters19
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “sistema operacional” em português

sistema operacionalfica fora das 100.000 palavras portuguesas mais frequentes, na cauda longa de vocabulário técnico, arcaico ou raro, onde a dúvida ortográfica aperta.

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

Rare enough to double-check

sistema operacional is uncommon Portuguese outside the top frequency list, classed as aphrase, transcribed /sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw/. Rarity is why readers land here mid-draft. Gloss: "conjunto de programas básicos cuja função é controlar e coordenar as operações de um computador, servindo de interface entre esse e o usuário".

Our edit-distance generator produced no likely misspellings for sistema operacional, a sign its spelling follows regular Portuguese conventions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

No documented word history exists for this headword, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct Portuguese form is sistema operacional, spelled S-I-S-T-E-M-A- -O-P-E-R-A-C-I-O-N-A-L.

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

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 operacional"?
"sistema operacional" is spelled S-I-S-T-E-M-A- -O-P-E-R-A-C-I-O-N-A-L. The IPA pronunciation is /sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw/.
What does "sistema operacional" mean?
As a phrase, "sistema operacional" 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 operacional"?
The IPA (International Phonetic Alphabet) transcription for "sistema operacional" is /sɪs.ˈte.mɐ o.pe.ɾɐ.sjo.ˈnaw/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sistema operacional" come from?
"sistema operacional" 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.

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

Source: FrequencyWords open word-frequency list