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单词 rock crystal
释义

rock crystal


noun

transparent quartz, especially when colorless.

Origin of rock crystal

First recorded in 1660–70

Words nearby rock crystal

rock cod, Rock Cornish, rock crab, Rock Creek Butte, rock cress, rock crystal, rock cycle, rock dove, rock dust, rock-eel, Rockefeller
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for rock crystal

British Dictionary definitions for rock crystal

rock crystal

noun

a pure transparent colourless quartz, used in electronic and optical equipment. Formula: SiO 2
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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更新时间:2024/9/22 5:42:57