autorotation

au·to·ro·ta·tion

A a

Transcription

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [aw-toh-roh-tey-shuh n]
- /ˌɔ toʊ roʊˈteɪ ʃən/
- /ˌɔːtəʊrəʊtˈeɪʃən/

- US Pronunciation
- US IPA
- [aw-toh-roh-tey-shuh n]
- /ˌɔ toʊ roʊˈteɪ ʃən/

Definitions of autorotation word

noun autorotation the continuous rotation of a body in an airflow, such as that of the rotor blades of a helicopter in an unpowered descent 3
noun autorotation the condition of flight occurring when lift is derived solely from the action of air upon the unpowered rotor of a moving helicopter or autogiro. 1
noun autorotation The rotation of the blades of a helicopter driven solely by the action of ascending air. 1

See all 3 definitions of autorotation

Information block about the term

Origin of autorotation

First appearance:

before 1915

One of the 14% newest English words

First recorded in 1915-20; auto-1 + rotation

Historical Comparancy

Parts of speech for Autorotation

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Autorotation

autorotation popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 44% of English native speakers know the meaning and use word.

According to our data about 57% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

autorotation usage trend in Literature

This diagram is provided by Google Ngram Viewer

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