<p><strong>Noun</strong></p><ul><li>whiskers, a beard</li><li>side whiskers</li><li>a single hair of the beard</li><li>Archaic, a mustache</li><li>one of the long, stiff, bristly hairs growing about the mouth of certain animals, as the cat or rat; vibrissa</li><li>also called whicker boom</li><li>Nautical, any spar for extending the clew or clews of a sail so that it can catch more wind</li><li>Radio, Electronics, cat whisker</li><li>Crystallography, a thin filament of a crystal, usually several millimeters long and one to two microns in diameter, having unusually great strength</li></ul>