The correct past and past participle of lead is spelled led. If you aren’t sure whether to use led or lead as the verb in your sentence, try reading it aloud to yourself.

LEDs are a bright, attractive lighting solution with a long lifespan and energy-saving design. LED bulbs use far less energy than halogen bulbs and last up to 50 times longer than incandescent …

A light-emitting diode (LED) is an electronic component that uses a semiconductor to emit light when current flows through it. Electrons in the semiconductor recombine with electron holes, …

Jan 2, 2026 · An LED (light-emitting diode) is a semiconductor device that emits infrared or visible light when charged with an electric current.

Definition of led in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Aug 5, 2022 · In this article, we’ll lead you through the differences between lead and led, explain why lead is considered an irregular verb, and give examples of how lead and led are used in …

LED definition: simple past tense and past participle of lead. See examples of led used in a sentence.

A 3 digit LED display shows the output voltage of each individual channel. An LED is a semiconductor device that emits light. Collins COBUILD Key Words for Electrical Engineering. …

Short for light-emitting diode. An electronic semiconductor device that emits light when an electric current passes through it. LEDs are used for indicator lights, such as those on the front of a …

LED stands for Light Emitting Diode. It’s a type of semiconductor that emits light when an electric current passes through it. Unlike traditional incandescent bulbs, which produce light by heating …