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单词 silicon carbide
释义

silicon carbide


noun Chemistry.

a very hard, insoluble, crystalline compound, SiC, used as an abrasive and as an electrical resistor in objects exposed to high temperatures.

Origin of silicon carbide

First recorded in 1900–05

Words nearby silicon carbide

silicify, silicium, silicle, silicon, Silicon Alley, silicon carbide, silicon chip, silicon-controlled rectifier, silicon dioxide, silicone, silicone rubber
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for silicon carbide

silicon carbide

noun

an extremely hard bluish-black insoluble crystalline substance produced by heating carbon with sand at a high temperature and used as an abrasive and refractory material. Silicon carbide whiskers have a high tensile strength and are used in composites; very pure crystals are used as semiconductors. Formula: SiC
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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