Light Switch - 英语词汇详解

Meaning 1：Light switch (Light Switch)

Light Switch 🔊

/laɪt swɪtʃ/

A small device on the wall that turns a light on or off when you press or flip it.

Light switch 🔊

➕

/laɪt swɪtʃ/

A small wall-mounted device that controls the flow of electricity to a light fixture, enabling it to be turned on or off.

📁 Category：Technological Inventions 🔖 Level：Beginner

📘 Details & Usage

📖 Root Explanation

Compound of 'light' (illumination) and 'switch' (device for making/breaking connection).

💡 Mnemonic

Flip a 'switch' to let 'light' in—the name directly describes its function.

📖 Example

It was so dark when I entered the room that I had to feel along the wall for the light switch. 🔊 It was so dark when I entered the room that I had to feel along the wall for the light switch.

🔗 Collocations

flip the light switch – To operate the switch with a quick movement, usually turning the light on or off.

turn on the light switch – To activate the switch so that the light comes on.

flick the light switch – To move the switch quickly, often using a finger.

🔄 Synonyms

switch (n.) – A device used to open or close an electrical circuit.

wall switch (n.) – A switch mounted on a wall, typically for controlling a light.

toggle (n.) – A type of switch that moves a lever up or down.

🌱 Derivatives

light-switchable (adj.) – Able to be controlled by a light switch.

📖 Cultural Story

The light switch became common in the 1880s with electric lighting. Early models were push-buttons; the toggle switch was patented in 1916 by William J. Newton, revolutionizing home convenience.