An electronic device that restricts current flow chiefly to one direction.(noun)
An electron tube having a cathode and an anode.(noun)
A two-terminal semiconductor device used chiefly as a rectifier.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "diode" in a sentence
"The evil geniuses* at Wicked Lasers have weaponized a laser for the consumer market by simply (?) rejiggering an unreasonably-powerful blue laser diode from a home theater projector and placing it in a lightsaber casing."
"Otellini compared the Obama administration to a "diode" -- an electronic device that conducts electric current in only one direction."
"The author of the above hypothesis wrote his degree paper on silicon carbide light-emitting diode, that is why the ending of the forth series is the most simple- it is a modern light-emitting diode."