Definition

A small electronic component that controls the flow of electricity in devices, often used to amplify signals or switch them on and off.

Example

The engineer designed a new circuit using a transistor to improve the radio's performance.

Conversation

Have you ever seen how a transistor works in a circuit?

Yeah, I remember learning about it in school; it's pretty fascinating.

I just got a kit to build a radio using a transistor.

That sounds awesome! I can't wait to hear how it turns out.

Synonyms & Antonyms

Root Explanation

Transistor → It is formed from "trans-" (meaning across) and "sistor" (derived from "resistor", meaning to resist). The word "transistor" refers to a device that can control electrical signals across a circuit by resisting the flow of electricity.

Memory Tip

Think of a device that controls electrical signals 'across' ('trans-') a circuit by 'resisting' ('sistor') the flow of electricity.

Visually Confused Words