alceno
Portuguese, noun/awˈsẽ.nu/
alceno is spelled A-L-C-E-N-O (6 letters) and appears about once in every 60 million words in written Portuguese, the 215,563rd most frequent Portuguese word form (wordfreq, 2021 data). Alceno is a Portuguese masculine noun meaning “alkene (unsaturated aliphatic hydrocarbon with one or more carbon-carbon double bonds)” (English Wiktionary, September 2026). The Portuguese Wiktionary (Wikcionário) defines it as “hidrocarboneto cuja cadeia carbônica é acíclica e apresenta ligações duplas”.
What does alceno mean in English?
noun
- 1
masculinealkene (unsaturated aliphatic hydrocarbon with one or more carbon-carbon double bonds)
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
noun: 1. hidrocarboneto cuja cadeia carbônica é acíclica e apresenta ligações duplas
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 alceno
- alcenos plural
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce alceno?
- Brazil /awˈsẽ.nu/
- Brazil [aʊ̯ˈsẽ.nu]
- Portugal /alˈse.nu/
Sources: English Wiktionary, Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to alceno
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is alceno in Portuguese?
alceno appears about once in every 60 million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).