cat's whisker


noun

Origin of cat's whisker

First recorded in 1910–15

Definition for cat's whisker (2 of 2)

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.
Also called whisker.

Origin of cat whisker

First recorded in 1910–15

British Dictionary definitions for cat's whisker

cat's whisker

noun

a pointed wire used to make contact with the crystal in a crystal radio receiver
any wire used to make contact with a semiconductor