diode

noun

di·​ode ˈdī-ˌōd 

: an electronic device that has two electrodes or terminals and is used especially as a rectifier

Examples of diode in a Sentence

Recent Examples on the Web

Standard non-ablative resurfacing lasers are typically 1927 nm, 1550 nm, or 1540 nm diode lasers (e.g., Fraxel).3 Targeted Areas Acne occurs when sebum—a natural lubricant—and dead skin cells clog hair follicles. —Mark Gurarie, Verywell Health, 23 Jan. 2025

The stock — which is focused on organic light emitting diode, or OLED, technologies — has slid 22% in 2024. —Alex Harring, CNBC, 19 Dec. 2024

With prototypes including nanoscale to microscale transistors and diodes, the researchers suggest their research might help greatly simplify electronics production. —IEEE Spectrum, 17 Dec. 2024

Like gallium and germanium, antimony is also used to manufacture semiconductor devices, such as infrared sensors and diodes. —Mark R. Weaver, Newsweek, 4 Dec. 2024

Word History

Etymology

di- + -ode

Note: The term was originated by the British physicist William Henry Eccles (1875-1966) in the journal The Electrician, vol. 82, no.16 (April 18, 1919), p. 475.

First Known Use

1919, in the meaning defined above

Phrases Containing diode

• light-emitting diode
• zener diode

Kids Definition

diode

noun

di·​ode ˈdī-ˌōd 

: an electronic device with two electrodes that is used especially for changing alternating current into direct current