cat whisker

or cat's whisker


noun

Radio. a stiff wire forming one contact in a crystal detector and used for probing the crystal.
Electronics. any wire for making contact with a semiconductor.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Also called whisker.

Origin of cat whisker

First recorded in 1910–15

Words nearby cat whisker

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cat whisker

  • The free end of the cat-whisker wire is then adjusted so that it will rest lightly on the exposed part of the galena.

    The Radio Amateur's Hand Book|A. Frederick Collins