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📕 rednote ID(小红书号)：3881567312

Motor Definition, Types, and Usage Examples (2 meaning)

Meaning 1：electric motor (motor)

motor 🔊

/ˈmoʊtər/

n./adj.

A machine that makes things move by providing power, like in cars or fans.

electric motor 🔊

➕

/ɪˈlɛktrɪk ˈmoʊtər/

n./adj.

A device that converts electrical energy into mechanical motion, used to power vehicles, appliances, and tools.

📁 Category：Technological Inventions 🔖 Level：Beginner

📘 Details & Usage

📖 Root Explanation

From Latin 'mōtor' (mover), from 'movēre' (to move).

💡 Mnemonic

Think: 'MOTOR' = 'Moves Objects To Operate Rapidly.'

📖 Example

The electric motor in the toy car makes it zoom around the room. 🔊 The electric motor in the toy car makes it zoom around the room.

🔗 Collocations

electric motor – A motor powered by electricity

motor vehicle – A vehicle powered by a motor, such as a car or truck

motor oil – Lubricant used in internal combustion engines

🔄 Synonyms

engine (n.) – A machine that converts energy into mechanical motion, often used interchangeably with motor

dynamo (n.) – A machine that generates electricity, often through rotational motion

turbine (n.) – A rotary engine that extracts energy from a fluid flow

🚫 Antonyms

generator (n.) – A device that converts mechanical energy into electrical energy, opposite to a motor

brake (n.) – A device used to slow or stop motion, opposing the function of a motor

🌱 Derivatives

motoring (n.) – The activity of driving a car

motorist (n.) – A person who drives a car

motorize (v.) – Equip with a motor

📖 Cultural Story

The word 'motor' entered English in the 15th century from Latin, meaning 'one who moves.' It became central to the Industrial Revolution, describing engines that powered machinery.

Meaning 2：motor functions (motor)

motor 🔊

/ˈmoʊtər/

n./adj.

Relating to movement or the control of muscles, like skills needed for using your hands or walking.

Child stacking blocks showing fine motor skills

motor functions 🔊

➕

/ˈmoʊtər ˈfʌŋkʃənz/

n./adj.

Relating to the control of voluntary muscle movements, such as walking, writing, or grasping objects.

📁 Category：Physical & Mental Health 🔖 Level：Intermediate

📘 Details & Usage

📖 Example

Children develop motor skills by playing with building blocks. 🔊 Children develop motor skills by playing with building blocks.

🔗 Collocations

fine motor skills – Small precise movements, like using fingers to pick up small objects

gross motor skills – Large muscle movements, like running or jumping

motor cortex – The part of the brain that plans and controls voluntary movements

🔄 Synonyms

locomotor (adj.) – Relating to movement from one place to another

kinesthetic (adj.) – Relating to the sensation of body position and movement

neuromuscular (adj.) – Involving both nerves and muscles

🚫 Antonyms

sensory (adj.) – Relating to the senses (touch, sight, hearing) rather than movement

cognitive (adj.) – Relating to mental processes rather than physical movement

🌱 Derivatives

motoric (adj.) – Relating to or involving muscular movement

motility (n.) – Ability to move spontaneously