omniscience
/ɑmˈnɪʃəns/noun
omniscience is spelled O-M-N-I-S-C-I-E-N-C-E: 11 letters. It appears about once in every 4 million words in written English, the 61,481st most frequent word form (wordfreq, 2021 data). As a noun, omniscience means “The capacity to know everything” (English Wiktionary, September 2026). The plural of omniscience is omnisciences.
How many letters and syllables are in omniscience?
| Letters | 11: O-M-N-I-S-C-I-E-N-C-E |
|---|---|
| In writing | about once in every 4 million words; the 61,481st 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 omniscience?
Omniscience appears about once in every 4 million words in written English, the 61,481st 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 omniscience?
- US /ɑmˈnɪʃəns/
- UK /ɒmˈnɪsiəns/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-omniscience.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of omniscience
- omnisciences plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does omniscience mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The capacity to know everything.
Near-synonyms: all-seeingness, omnividence
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Omniscience in Spanish, French, German and Portuguese
In the sense capacity to know everything:
| Language | Words |
|---|---|
| French | omniscience |
| German | Allwissenheit |
| Portuguese | omnisciência, onisciência |
| Spanish | omnisciencia |
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 omniscience come from?
From Medieval Latin omniscientia (“all-knowledge”), from Latin omni- (“all”), and scient from the Latin scientia (“knowledge”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).