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📕 rednote ID(小红书号)：3881567312

Speed Definition, Examples & Usage (2 meaning)

Meaning 1：rate of motion (speed)

speed 🔊

/spiːd/

How fast something moves or how quickly something happens.

Speed meaning: Formula One race car blurring past on track

rate of motion 🔊

➕

/reɪt əv ˈmoʊʃən/

The rate at which an object moves or an event occurs; rapidity.

📁 Category：Technological Inventions 🔖 Level：Intermediate

📘 Details & Usage

📖 Root Explanation

From Old English spēd (success, swiftness), related to Old High German spuot.

💡 Mnemonic

Think: SPeed is SPeedy; the faster you move, the more speed you have.

📖 Example

The new smartphone impresses everyone with its processing speed. 🔊 The new smartphone impresses everyone with its processing speed.

🔗 Collocations

high speed – Very fast rate of movement

top speed – Maximum velocity possible

at full speed – Moving as fast as possible

🔄 Synonyms

velocity (n.) – The speed of something in a given direction

pace (n.) – The speed at which someone or something moves or does something

swiftness (n.) – The quality of being fast or quick

🚫 Antonyms

slowness (n.) – The state of moving at a low speed

lethargy (n.) – A lack of energy and speed

delay (n.) – A period of time when something happens later than expected, resulting in slowness

🌱 Derivatives

speedily (adv.) – In a fast or quick manner

speeding (n./adj.) – The act of driving faster than the legal limit

speedster (n.) – A person who drives very fast

📖 Cultural Story

Speed originally meant 'success' in Old English. Its meaning shifted to 'rate of movement' in Middle English. Today, speed is crucial in physics, traffic laws, and technology.

Meaning 2：drive too fast (speed)

speed 🔊

/spiːd/

To move very quickly, especially in a vehicle and faster than the law allows.

Speed meaning: speedometer needle pointing beyond 50 mark

drive too fast 🔊

➕

/draɪv tuː fæst/

To move faster than the legal speed limit, especially while driving a vehicle.

📁 Category：Laws & Regulations 🔖 Level：Beginner

📘 Details & Usage

📖 Example

The police officer stopped the driver for speeding on the highway. 🔊 The police officer stopped the driver for speeding on the highway.

🔗 Collocations

speed limit – The maximum legal speed allowed on a road

speeding ticket – A document issued to someone caught driving over the speed limit

speed camera – A device that photographs vehicles exceeding the speed limit

🔄 Synonyms

accelerate (v.) – To go faster; to increase speed

race (v.) – To move or drive at high speed

hurry (v.) – To move or act quickly

🚫 Antonyms

slow down (v.) – To reduce speed

decelerate (v.) – To decrease speed

stop (v.) – To cease movement

🌱 Derivatives

speeder (n.) – A person who drives faster than the legal limit

speeding (n./adj.) – The act of driving faster than the legal limit