ufo
/ˈju.foʊ/noun
ufo is spelled U-F-O: 3 letters and 3 syllables. It appears 3.0 times per million words in written English, the 15,368th most frequent word form (wordfreq, 2021 data). As a noun, ufo means “A UFO” (English Wiktionary, September 2026). The plural of ufo is ufos.
How many letters and syllables are in ufo?
| Letters | 3: U-F-O |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | 3.0 times per million words; the 15,368th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with | |
| Same letters |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is ufo?
Ufo appears 3.0 times per million words in written English, the 15,368th 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 ufo?
- /ˈju.foʊ/
Ufo has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Persent101-UFO.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with ufo?
The 12 most written words on PlainSpell end in the same sounds as ufo from its last stressed vowel (/oʊ/):
Spelled with the same letters in another order: fou.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of ufo
- ufos plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does ufo mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A UFO.
noun
- 1
Initialism of unidentified flying object; (loosely) an alien spacecraft.
- 2
colloquialAn "unfinished object" in knitting or other kinds of craft.
- 3
Initialism of ultrared flattened object.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Ufo in Spanish, French, German and Portuguese
In the sense an unidentified flying object:
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 ufo come from?
Reading of UFO as a word in its own right.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).