- Afrikaans: hoërskool (af)
- Arabic: مَدْرَسَة ثَانَوِيَّة f (madrasa ṯānawiyya) (secondary)
- Hijazi Arabic: ثانوي m (ṯānawi, sānawi)
- Armenian: միջնակարգ դպրոց (miǰnakarg dprocʻ)
- Azerbaijani: ali məktəb, lise (az)
- Chinese:
- Mandarin: 高級中學 / 高级中学 (zh) (gāojí zhōngxué), 高中 (zh) (gāozhōng) (in the East), 中學 / 中学 (zh) (zhōngxué) (in the West)(secondary)
- Czech: střední škola (cs) f (secondary)
- Danish: gymnasium (da) (ca.)
- Dutch: middelbare school (nl)
- Esperanto: gimnazio, mezlernejo, liceo (eo)
- Estonian: keskkool, gümnaasium (et)
- Finnish: lukio (fi)
- French: école secondaire f (secondary), lycée (fr) m, collège (fr) m (Switzerland)
- Georgian: უმაღლესი სკოლა (umaɣlesi sḳola)
- German: Oberschule (de) f, Mittelschule (de) f (secondary)
- Greek: γυμνάσιο (el) n (gymnásio), λύκειο (el) n (lýkeio)
- Haitian Creole: lekòl segondè
- Hungarian: középiskola (hu), gimnázium (hu)
- Icelandic: menntaskóli (is)
- Ido: gimnazio (io)
- Indonesian: sekolah menengah (id), sekolah menengah atas (id), sekolah menengah umum (id)
- Irish: ardscoil f
- Italian: liceo (it) m, ginnasio (it) m, liceo scientifico m, liceo classico m
- Japanese: 高校 (ja) (こうこう, kōkō), 高等学校 (ja) (こうとうがっこう, kōtō gakkō)
- Khmer: សាលាជាន់ខ្ពស់ (sala juan khpous), វិទ្យាល័យ (vi tyea lai)
- Korean: 고등학교(高等學校) (ko) (godeunghakgyo)
- Ladino: kolej, lise
- Lithuanian: gimnazija f
- Macedonian: средно училиште n (sredno učilište), гимназија f (gimnazija)
- Malay: sekolah tinggi (ms), sekolah menengah (ms)
- Norwegian:
- Bokmål: videregående skole m
- Nynorsk: vidaregåande skole m, vidaregåande skule m
- Persian: دبیرستان (fa) (dabirestân), لیسه (fa) (lise) (Dari)
- Plautdietsch: Huachschool f
- Polish: szkoła średnia (pl) f
- Portuguese: secundário (pt) m, secundária (pt) f, liceu m
- Romanian: liceu (ro) n, școală secundară f, gimnaziu (ro) n, școală medie (ro) f
- Russian: сре́дняя шко́ла (ru) f (srédnjaja škóla) (secondary)
- Scottish Gaelic: àrd-sgoil f
- Serbo-Croatian: gimnazija (sh) f, srednja škola f, средња школа f
- Slovak: stredná škola
- Spanish: secundaria (es) f (secondary), preparatoria (es) f, bachillerato (es) m
- Swedish: high school c, gymnasie (sv) c, gymnasieskola (sv) n
- Tagalog: hay-iskul, hayskul
- Tajik: мактаби миёна (maktab-i miyona)
- Thai: ไฮสกูล (hai-sàgoon)
- Turkish: lise (tr)
- Vietnamese: trường trung học phổ thông
- Yiddish: מיטלשול f (mitlshul) (secondary), גימנאַזיע f (gimnazye), הײַסקול m (hayskul) (US)
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