thoron
noun
thoron is spelled T-H-O-R-O-N: 6 letters. It appears about once in every 30 million words in written English, the 165,739th most frequent word form (wordfreq, 2021 data). As a noun, thoron means “Radon-220 (22086Rn; symbol Tn), an isotope of radon” (English Wiktionary, September 2026). The plural of thoron is thorons.
How many letters and syllables are in thoron?
| Letters | 6: T-H-O-R-O-N |
|---|---|
| In writing | about once in every 30 million words; the 165,739th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is thoron?
Thoron appears about once in every 30 million words in written English, the 165,739th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of thoron
- thorons plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does thoron mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Radon-220 (22086Rn; symbol Tn), an isotope of radon
- 2
Alternative form of thorin (“C₁₆H₁₁AsN₂O₁₀S₂.₂Na”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does thoron come from?
Contraction of thorium emanation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).