1

motor

noun mo·tor \ ˈmō-tər \
Updated on: 20 Nov 2017

Definition of motor

1 :one that imparts motion; specifically :prime mover
2 :any of various power units that develop energy or impart motion: such as
a :a small compact engine
b :internal combustion engine; especially :a gasoline engine
c :a rotating machine that transforms electrical energy into mechanical energy
3 :motor vehicle; especially :automobile

motordom

play \-dəm\ noun

motorless

play \-ləs\ adjective

Examples of motor in a Sentence

  1. the device was equipped with a small electrical motor to make the gears spin

  2. went shopping for a new automobile at Valley Motors

Recent Examples of motor from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'motor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of motor

Latin, from movēre to move

motor Synonyms

Other Mechanical Engineering Terms


2

motor

adjective

Definition of motor

1 a :causing or imparting motion
b :of, relating to, or being a motor neuron or a nerve containing motor neurons
  • motor fiber
c :of, relating to, concerned with, or involving muscular movement
  • motor areas of the brain
2 a :equipped with or driven by a motor
b :of, relating to, or involving an automobile
c :designed for motor vehicles or motorists

Examples of motor in a Sentence

  1. motor areas of the brain

First Known Use of motor

1823

Other Mechanical Engineering Terms


3

motor

verb

Definition of motor

intransitive verb
1 :to travel by automobile :drive
2 :to move or proceed at a vigorous steady pace
  • motored down the field for a touchdown
transitive verb
:to transport by automobile

Examples of motor in a Sentence

  1. We spent the afternoon motoring through the countryside.

  2. The car motored slowly up the hill.

Recent Examples of motor from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'motor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of motor

1895


MOTOR Defined for English Language Learners

motor

noun

Definition of motor for English Language Learners

  • : a machine that produces motion or power for doing work


motor

adjective

Definition of motor for English Language Learners

  • : of, relating to, used in, or involving a vehicle that is powered by a motor (such as a car or motorcycle)

  • : having a motor

  • : of or relating to the part of the nervous system that controls the movement of muscles


motor

verb

Definition of motor for English Language Learners

  • : to travel in a car

  • of a car, truck, etc. : to move in a specified manner or direction


MOTOR Defined for Kids

1

motor

noun mo·tor \ ˈmō-tər \

Definition of motor for Students

:a machine that produces motion or power for doing work
  • an electric motor

2

motor

adjective

Definition of motor for Students

1 :of, relating to, or designed for use in an automobile
  • a motor trip
  • motor oil
2 :equipped with or driven by a motor
3 :causing or controlling movement
  • motor nerves

3

motor

verb

Definition of motor for Students

motored; motoring
:1drive 2

Medical Dictionary

motor

adjective mo·tor \ ˈmōt-ər \

medical Definition of motor

1 :causing or imparting motion
2 :of, relating to, or being a motor neuron or a nerve containing motor neurons
  • motor fibers
  • motor cells
3 :of, relating to, concerned with, or involving muscular movement
  • motor areas of the brain


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