Pronunciation: (kō-hēr'ur, -her'-), Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/coherer.html on line 73 [key]
1. a person or thing that coheres.
2. Radio.a device usually used in detecting radio waves, as a tube filled with a conducting substance in granular form, whose electrical resistance increases when struck by radio waves.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.