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crystal set

noun

an early, tubeless radio receiver using a crystal detector.

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To cook in water that begins cold and then reaches a boil.
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Words nearby crystal set

crystal nucleus, crystal oscillator, Crystal Palace, crystal pickup, crystal pleat, crystal set, crystal system, crystal violet, cry uncle, cry up, cry wolf
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for crystal set

crystal set

noun

an early form of radio receiver having a crystal detector to demodulate the radio signals but no amplifier, therefore requiring earphones
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