erro
Portuguese, noun
erro is spelled E-R-R-O (4 letters) and appears 79 times per million words in written Portuguese, the 1,214th most frequent Portuguese word form (wordfreq, 2021 data). Erro is a Portuguese masculine noun meaning “error; mistake” (English Wiktionary, September 2026). It is also a first-person singular present indicative of errar. With an accent, êrro is a different word: “pre-reform spelling (used until 1971 in Brazil and 1945 in Portugal)…”. The Portuguese Wiktionary (Wikcionário) defines it as “engano; incorreção”.
What does erro mean in English?
noun
- 1
masculineerror; mistake
- 2
masculineerror (failure to complete a task, usually involving a premature termination)
- 3
masculineerror (difference between a measured value and a true one)
- 4
masculineerror (unintentional deviation from a language’s inherent rules by a learner)
verb
- 1
first-person singular present indicative of errar
noun
- 1
masculinepre-reform spelling (used until 1971 in Brazil and 1945 in Portugal) of erro
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
noun: 1. engano; incorreção 2. vício no processo de formação da vontade, em forma de noção falsa ou imperfeita sobre alguma coisa ou alguma pessoa 3. equívoco
The definition in the Portuguese Wiktionary (Wikcionário), in Portuguese.
Source: Portuguese Wiktionary (Wikcionário), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of erro
- erros plural
- êrro alternative
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
English words that translate to erro
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is erro in Portuguese?
erro appears 79 times per million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).