ROTOR

rotor

(noun) rotating mechanism consisting of an assembly of rotating airfoils; “there are horizontal rotors on a helicopter or compressor rotors in a jet engine”

rotor, rotor coil

(noun) the rotating armature of a motor or generator

rotor

(noun) the revolving bar of a distributor

Source: WordNet® 3.1


Etymology

Noun

rotor (plural rotors)

A rotating part of a mechanical device, for example in an electric motor, generator, alternator or pump.

The wing of a helicopter or similar aircraft.

A quantity having magnitude, direction, and position.

Source: Wiktionary


Ro"tor, n. (Elec.)

Definition: The rotating part of a generator or motor.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

25 May 2025

ALBUTEROL

(noun) a bronchodilator (trade names Ventolin or Proventil) used for asthma and emphysema and other lung conditions; available in oral or inhalant forms; side effects are tachycardia and shakiness


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Coffee Trivia

Some 16th-century Italian clergymen tried to ban coffee because they believed it to be “satanic.” However, Pope Clement VII loved coffee so much that he lifted the ban and had coffee baptized in 1600.

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