eco
Portuguese, noun/ˌɛ.ko/
eco is spelled E-C-O (3 letters) and appears 10 times per million words in written Portuguese, the 7,127th most frequent Portuguese word form (wordfreq, 2021 data). Eco is a Portuguese masculine noun meaning “echo (a reflected sound that is heard again by its initial observer)” (English Wiktionary, September 2026). The Portuguese Wiktionary (Wikcionário) defines it as “repetição, mais ou menos clara, de um som refletido por um corpo a que o levam as ondas sonoras”.
What does eco mean in English?
noun
- 1
masculineecho (a reflected sound that is heard again by its initial observer)
noun
- 1
feminineclipping of ecografia (“echography”)
prefix
- 1
eco- (concerning ecology or the environment)
suffix
- 1
masculinecreates diminutives from nouns or adjectives (mainly pejorative)
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
interjection: 1. expressa nojo
noun: 1. repetição, mais ou menos clara, de um som refletido por um corpo a que o levam as ondas sonoras 2. som repetido, repetição 3. pessoa que repete 4. lugar onde se produz o eco
prefix: 1. casa 2. som, eco
suffix: 1. sufixo diminutivo por vezes com diversos matizes, chegando à lexicalização
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 eco
- ecos plural
- echo alternative obsolete
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce eco?
- Brazil /ˌɛ.ko/
- Portugal /ˌɛ.ku/
- Brazil /ˈɛ.ku/
Sources: English Wiktionary, Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to eco
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is eco in Portuguese?
eco appears 10 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).