Translations: the word in the other languages
- Afrikaans: teorieë
- Amharic: ንድፈ-ሐሳቦች
- Arabic: النظريات
- Azerbaijani: nəzəriyyə
- Bashkir: теория
- Belarusian: тэорыі
- Bulgarian: теория
- Bengali: তত্ত্ব
- Bosnian: teorije
- Catalan: teories
- Cebuano: teyoriya
- Czech: teorie
- Welsh: damcaniaethau
- Danish: teorier
- German: Theorien
- Greek: θεωρίες
- Esperanto: teorioj
- Spanish: teorías
- Estonian: teooriad
- Basque: teoriak
- Persian: نظریه
- Finnish: teorioita
- French: les théories
- Irish: teoiricí
- Scottish Gaelic: teòraidhean
- Galician: teorías
- Gujarati: સિદ્ધાંતો
- Hebrew: תיאוריות
- Hindi: सिद्धांतों
- Croatian: teorije
- Haitian: teyori
- Hungarian: elméletek
- Armenian: տեսության
- Indonesian: teori-teori
- Icelandic: kenningar
- Italian: teorie
- Japanese: 理論
- Javanese: teori
- Georgian: თეორიები
- Kazakh: теориясы
- Khmer: ទ្រឹ
- Kannada: ಸಿದ್ಧಾಂತಗಳು
- Korean: 이론
- Kyrgyz: теориясы
- Latin: theoriis
- Luxembourgish: Theorien
- Lao: ທິດສະດີ
- Lithuanian: teorijos
- Latvian: teorijas
- Malagasy: teoria
- Mari: теорий
- Maori: ariā
- Macedonian: теориите
- Malayalam: സിദ്ധാന്തങ്ങൾ
- Mongolian: онол
- Marathi: सिद्धांत
- Hill Mari: теорий
- Malay: teori
- Maltese: teoriji
- Burmese: သီအိုရီ
- Nepali: सिद्धान्त
- Dutch: theorieën
- Norwegian: teorier
- Punjabi: ਮਨਮਤਿ
- Papiamento: tras
- Polish: teorie
- Portuguese: teorias
- Romanian: teorii
- Russian: теории
- Sinhalese: න්යායන්
- Slovak: teórie
- Slovenian: teorije
- Albanian: teoritë
- Serbian: теорије
- Sundanese: téori
- Swedish: teorier
- Swahili: nadharia
- Tamil: கோட்பாடுகள்
- Telugu: సిద్ధాంతాలు
- Tajik: назарияи
- Thai: ทฤษฎี
- Tagalog: teoryang
- Turkish: teorileri
- Tatar: теориясе
- Udmurt: теориез
- Ukrainian: теорії
- Urdu: نظریات
- Uzbek: nazariyalar
- Vietnamese: lý thuyết
- Xhosa: theories
- Yiddish: טיעריז
- Chinese: 理论