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cat's whisker

noun
Origin of cat's whisker
1910-1915
First recorded in 1910-15

cat whisker

or cat's whisker

noun
1.
Radio. a stiff wire forming one contact in a crystal detector and used for probing the crystal.
2.
Electronics. any wire for making contact with a semiconductor.
Also called whisker.
Origin
First recorded in 1910-15
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for cat's whisker

cat's whisker

noun
1.
a pointed wire used to make contact with the crystal in a crystal radio receiver
2.
any wire used to make contact with a semiconductor
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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