autorotation
noun
autorotation is spelled A-U-T-O-R-O-T-A-T-I-O-N: 12 letters. It appears about once in every 44 million words in written English, the 204,233rd most frequent word form (wordfreq, 2021 data). As a noun, autorotation means “The rotation of the blades of a helicopter driven solely by the action of ascending air” (English Wiktionary, September 2026). The plural of autorotation is autorotations.
How many letters and syllables are in autorotation?
| Letters | 12: A-U-T-O-R-O-T-A-T-I-O-N |
|---|---|
| In writing | about once in every 44 million words; the 204,233rd 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 autorotation?
Autorotation appears about once in every 44 million words in written English, the 204,233rd 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 autorotation
- autorotations plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does autorotation mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The rotation of the blades of a helicopter driven solely by the action of ascending air
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Autorotation in Spanish, French, German and Portuguese
In the sense rotation of the blades of a helicopter by ascending air:
| Language | Words |
|---|---|
| Portuguese | autorrotação |
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 autorotation come from?
From auto- + rotation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).