ROTOR Definition & Meaning

rotor

[ roh-ter ]

Phonetic (Standard)IPA

noun

Electricity. a rotating member of a machine. Compare stator ( def 1 ).
Aeronautics. a system of rotating airfoils, as the horizontal ones of a helicopter or of the compressor of a jet engine.
any of a number of tall, cylindrical devices mounted on a special ship rotor ship and rotated in such a way that the Magnus effect of wind impinging on the cylinders is used to drive and maneuver the vessel.
(in a self-winding watch) a weight eccentrically mounted on an arbor for keeping the mainspring wound.

rotor

/ ˈ��əʊ��ə /

noun

the rotating member of a machine or device, esp the armature of a motor or generator or the rotating assembly of a turbine Compare stator
a device having blades radiating from a central hub that is rotated to produce thrust to lift and propel a helicopter
the revolving arm of the distributor of an internal-combustion engine
a violent rolling wave of air occurring in the lee of a mountain or hill, in which the air rotates about a horizontal axis

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�y��vlog History and Origins

Origin of rotor¹

First recorded in 1873; short for rotator

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�y��vlog History and Origins

Origin of rotor¹

C20: shortened form of rotator

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Example Sentences

Examples have not been reviewed.

“I think I can get in without too much rotor clearance issues,” one member of the crew said.

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Then came the low thudding of a helicopter rotor, prompting cheers from the crowd.

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All the time the helicopter rotors keep turning.

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Later in the week, as the winds died down, almost anything with wings or rotor blades that could help save the beleaguered city began to fill the sky above Los Angeles.

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The sound of the vast rotors rippled through the air tossing up the lagoon’s waters in a misty haze.

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