rotation en · NOUN
Pronunciation
- (Southern-England) audio
- /ɹoʊˈteɪʃən/ (General-American)
Etymology
Etymology tree Proto-Indo-European *Hreth₂- Proto-Indo-European *Hróth₂eh₂der. Proto-Italic *rotā Latin rota Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Indo-European *-h₂tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin rotō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin rotātiōbor. English rotation Borrowed from Latin rotātiō. By surface analysis, rotate + -ion.
Meanings
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(uncountable) The act of turning around a centre or an axis.
An extreme version of vorticity is a vortex. The vortex is a spinning, cyclonic mass of fluid, which can be observed in the rotation of water going down a drain, as well as in smoke rings, tornados and hurricanes.
2013 March 14, Frank Fish, George Lauder, “Not Just Going with the Flow”, in American Scientist, volume 101, number 2, archived from the original on 01 May 2013, page 114:The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere.
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(countable, uncountable) A single complete cycle around a centre or an axis.
Earth's moon completes a rotation every twenty-seven days or so.
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(countable, uncountable) A regular variation in a sequence, such as to even out wear, or people taking turns in a task; a duty roster.
Applying crop rotation to a field avoids depleting soil nutrients the way repeated use of a single crop might do.
The medical resident finished a two-week rotation in pediatrics and began one in orthopaedics.
In rotation, each member of the group would be responsible for the beacon fire.
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(countable, uncountable) Тhe movement of investments between different sectors of an economy, or styles of investing, based on anticipated changes in the economic or market cycle.
Sector rotation attempts to capitalize on the tendency of certain sectors to outperform others during specific economic phases, while style rotation involves shifting investments between different investment styles, such as moving from growth stocks to value stocks.
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(countable, uncountable) An operation on a metric space that is a continuous isometry and fixes at least one point.
The function mapping (x,y) to (−y,x) is a rotation.
- (countable, uncountable) The set of starting pitchers of a team.
- (countable, uncountable) The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll. (see also: V2)
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(countable, uncountable) Repeated play of songs on a radio station, advertisements on a television channel, etc.
The new single enjoyed heavy rotation on MTV.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| rotations | Number=Plur | lexicographic |
Deriveds
Borggreve rotation · rotation-powered pulsar · underrotation · dextrorotation · electrorotation · double rotation · Norfolk rotation · Euler's rotation theorem · corotation · sidereal rotation period · Van Nes rotation · malrotation · endorotation · derotation · rotation period · birotation · levorotation · mutarotation · Faraday rotation · egorotation · exorotation · clinorotation · job rotation · counterrotation · rotation time · gyrorotation · rotamer · pseudorotation · microrotation · crop rotation · overrotation · cyclorotation · isorotation · improper rotation · nonrotation · rotation government · circumrotation · rotationplasty · autorotation · Terrell rotation · Norfolk crop rotation · optical rotation · contrarotation · Wick rotation · misrotation · race rotation · prerotation · axis of rotation · magnetorotation · antirotation · specific rotation · rotation curve · roton · superrotational · lunar rotation · superrotation
Hypernyms
Relateds
axis · rotational · rotate · rotary
Synonyms
duty roster · schedule · roster · turn and turn about · turn · revolution · cycling · rota · turning
Translations (92)
el στροφή (regular variation in a sequence) · kk айналу (act of turning around a centre) · ru чередова́ние (regular variation in a sequence) · nl draaiing (single cycle of turning) · it rotazione (regular variation in a sequence) · ota چرخ (act of turning around a centre) · vi phép quay (isometry) · fr tour (single cycle of turning) · cmn 自轉 /自转 (act of turning around a centre) · pl obrót (single cycle of turning) · af rotasie (act of turning around a centre) · ja 自転 (act of turning around a centre) · nl rotatie (isometry) · th การหมุน (act of turning around a centre) · tr dönüş (single cycle of turning) · bg оборо́т (single cycle of turning) · ota دوره (single cycle of turning) · hy պտույտ (single cycle of turning) · cmn 旋轉 /旋转 (single cycle of turning) · te భ్రమణం (act of turning around a centre) · it rivoluzione (single cycle of turning) · ang ymbhwyrft (act of turning around a centre) · ja 回転 (act of turning around a centre) · pt rotação (single cycle of turning) · fi kierto (isometry) · tr dönüş (act of turning around a centre) · el στροφή (single cycle of turning) · de Umdrehung (single cycle of turning) · bg реду́ване (regular variation in a sequence) · mi tāwhirowhironga (act of turning around a centre) · it ciclo completo (single cycle of turning) · ml തിരിയല് (act of turning around a centre) · pt rotação (act of turning around a centre) · ja 回転 (single cycle of turning) · be чаргава́нне (regular variation in a sequence) · mi hurihanga (isometry) · ru поворо́т (isometry) · id rotasi (act of turning around a centre) · tr devir (act of turning around a centre) · bg върте́не (act of turning around a centre) · de Rotation (act of turning around a centre) · fi pyörähdys (single cycle of turning) · ko 순환 (act of turning around a centre) · sv varv (single cycle of turning) · am ሽክርክር (act of turning around a centre) · uk оберта́ння (act of turning around a centre) · cmn 旋轉 /旋转 (act of turning around a centre) · ota دوره (act of turning around a centre) · sv rotation (isometry) · hy պտույտ (act of turning around a centre) · it rotazione (single cycle of turning) · ru вито́к (single cycle of turning) · ang wendung (act of turning around a centre) · uk чергува́ння (regular variation in a sequence) · ru враще́ние (act of turning around a centre) · tr devir (single cycle of turning) · fi pyöriminen (act of turning around a centre) · el περιστροφή (isometry) · it giro completo (single cycle of turning) · es rotación (act of turning around a centre) · it rotazione (act of turning around a centre) · sv rotation (act of turning around a centre) · tl inog (single cycle of turning) · tl inog (act of turning around a centre) · fa چَرْخِش (act of turning around a centre) · be абаро́т (single cycle of turning) · hi घूर्णन (act of turning around a centre) · cmn 迴轉 /回转 (act of turning around a centre) · ml ഭ്രമണം (act of turning around a centre) · fi kierto (regular variation in a sequence) · uk о́берт (single cycle of turning) · it rotazione delle colture (regular variation in a sequence) · id putaran (act of turning around a centre) · ko 회전 (single cycle of turning) · el περιστροφή (act of turning around a centre) · tr rotasyon (act of turning around a centre) · ota اداره (act of turning around a centre) · uk верті́ння (act of turning around a centre) · pl obracanie (act of turning around a centre) · hy պտույտ (isometry) · tr deveran (act of turning around a centre) · ru оборо́т (single cycle of turning) · ar دَوْرَة (act of turning around a centre) · nl rotatie (act of turning around a centre) · be вярчэ́нне (act of turning around a centre) · sq rrotullim (act of turning around a centre) · uk оборо́т (single cycle of turning) · gl rotación (act of turning around a centre) · uk вито́к (single cycle of turning) · ms putaran (act of turning around a centre) · la rotatio (act of turning around a centre) · fr rotation (act of turning around a centre)