highschool high-roofed • high school · · · Info · Definitions · Synonyms · Characters · · highschool · · Text Latin · · Script 10 · · Length 2 · · Syllables Definitions · · · (noun) a public secondary school usually including grades 9 through 12. Synonyms: senior high school, senior high, high, high school. Example: "He goes to the neighborhood highschool." · · Noun Definition 1 Synonyms · · · senior high school · · Synonym 1 senior high · · Synonym 2 high · · Synonym 3 high school · · Synonym 4 Characters · · c latin small letter c U+0063 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 o latin small letter o U+006F s latin small letter s U+0073