heliocentrism
noun
heliocentrism is spelled H-E-L-I-O-C-E-N-T-R-I-S-M: 13 letters. It appears about once in every 32 million words in written English, the 171,907th most frequent word form (wordfreq, 2021 data). As a noun, heliocentrism means “The theory that the Sun is the center of the universe” (English Wiktionary, September 2026).
How many letters and syllables are in heliocentrism?
| Letters | 13: H-E-L-I-O-C-E-N-T-R-I-S-M |
|---|---|
| In writing | about once in every 32 million words; the 171,907th 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 heliocentrism?
Heliocentrism appears about once in every 32 million words in written English, the 171,907th 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).
How do you pronounce heliocentrism?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-heliocentrism.wav, Wikimedia Commons (author and licence on each file's page).
Forms of heliocentrism
- heliocentricism
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does heliocentrism mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The theory that the Sun is the center of the universe.
- 2
informalThe phenomenon of the Earth revolving around the Sun.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Heliocentrism in Spanish, French, German and Portuguese
In the sense the theory that the sun is the center of the universe:
| Language | Words |
|---|---|
| French | héliocentrisme |
| German | Heliozentrismus |
| Portuguese | heliocentrismo |
| Spanish | heliocentrismo |
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 heliocentrism come from?
Shortened from heliocentricism, from heliocentric + -ism, from Ancient Greek ἥλῐος (hḗlĭos, “sun”) + κέντρον (kéntron, “centre”), equivalent to helio- + -centrism.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).