high-definition television high dam • high-density · · · Info · Definitions · Synonyms · Characters · · high-definition television · · Text Common · · Latin · · Scripts 26 · · Length 9 · · Syllables Definitions · · · (noun) a television system that has more than the usual number of lines per frame so its pictures show more detail. Synonyms: high-definition television, HDTV. · · Noun Definition 1 Synonyms · · · hdtv · · Synonym 1 Characters · · space U+0020 - hyphen-minus U+002D d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076