radão
Portuguese, noun/ʁaˈdɐ̃w̃/
radão is spelled R-A-D-Ã-O (5 letters) and appears about once in every 81 million words in written Portuguese, the 246,082nd most frequent Portuguese word form (wordfreq, 2021 data). Radão is a Portuguese masculine noun meaning “synonym of rádon” (English Wiktionary, September 2026). The Portuguese Wiktionary (Wikcionário) defines it as “o mesmo que radônio”.
What does radão mean in English?
noun
- 1
masculineraresynonym of rádon
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
noun: 1. o mesmo que radônio
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.
How do you pronounce radão?
- Brazil /ʁaˈdɐ̃w̃/
- Brazil [haˈdɐ̃ʊ̯̃]
- /ʁaˈdɐ̃w̃/
Sources: English Wiktionary, Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is radão in Portuguese?
radão appears about once in every 81 million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).