helion
noun
helion is spelled H-E-L-I-O-N: 6 letters. It appears about once in every 19 million words in written English, the 130,282nd most frequent word form (wordfreq, 2021 data). As a noun, helion means “Any helium ion, the nucleus of any helium atom” (English Wiktionary, September 2026). The plural of helion is helions.
How many letters and syllables are in helion?
| Letters | 6: H-E-L-I-O-N |
|---|---|
| In writing | about once in every 19 million words; the 130,282nd 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 helion?
Helion appears about once in every 19 million words in written English, the 130,282nd 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 helion
- helions plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does helion mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any helium ion, the nucleus of any helium atom.
- 2
A helium-3 ion, the nucleus of a helium-3 atom. Formula: ³He⁺².
- 3
A meteoroid that arrives from the approximate direction of the Sun.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Helion in Spanish, French, German and Portuguese
In the sense nucleus of a helium-3 atom:
| Language | Words |
|---|---|
| French | hélion |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does helion come from?
From helium + -on.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).