sharpener sharpen • sharper · · · Info · Definitions · Characters · · sharpener · · Text Latin · · Script 9 · · Length Definitions · · · (noun) any implement that is used to make something (an edge or a point) sharper. Example: "A knife sharpener." · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073