jillion
jil·lion/ˈd͡ʒɪljən/noun
jillion is spelled J-I-L-L-I-O-N: 7 letters and 2 syllables (jil·lion). It appears about once in every 34 million words in written English, the 178,202nd most frequent word form (wordfreq, 2021 data). As a noun, jillion means “An unspecified large number (of)” (English Wiktionary, September 2026). The plural of jillion is jillions.
How many letters and syllables are in jillion?
| Letters | 7: J-I-L-L-I-O-N |
|---|---|
| Syllables | 2: jil·lion |
| In writing | about once in every 34 million words; the 178,202nd 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 jillion?
Jillion appears about once in every 34 million words in written English, the 178,202nd 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 jillion?
- /ˈd͡ʒɪljən/
Jillion has 2 syllables, split jil·lion in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-au-jillion.ogg, En-us-jillion.mp3, Wikimedia Commons (author and licence on each file's page).
Forms of jillion
- jillions plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does jillion mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
slangAn unspecified large number (of).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does jillion come from?
See -illion.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).