trilião
Portuguese, noun/tɾi.liˈɐ̃w̃/
trilião is spelled T-R-I-L-I-Ã-O (7 letters) and appears about once in every 49 million words in written Portuguese, the 197,229th most frequent Portuguese word form (wordfreq, 2021 data). Trilião is a Portuguese masculine noun meaning “quintillion (10¹⁸)” (English Wiktionary, September 2026).
What does trilião mean in English?
noun
- 1
Portugalmasculinequintillion (10¹⁸)
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
number: 1. milhão de biliões (10¹⁸ = 1.000.000.000.000.000.000) 2. mil bilhões (10¹² = 1.000.000.000.000)
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 trilião
- triliões plural
- trilhão alternative informal
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce trilião?
- Brazil /tɾi.liˈɐ̃w̃/
- Brazil [tɾi.liˈɐ̃ʊ̯̃]
- Brazil /tɾiˈljɐ̃w̃/
Sources: English Wiktionary, Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to trilião
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is trilião in Portuguese?
trilião appears about once in every 49 million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).