theory of everything

Noun

 * 1)  A supposed theory uniting all fundamental physical phenomena into a single framework.
 * 2)  A theory that would unite the four known fundamental forces of nature: gravity, electromagnetism, strong nuclear force (color force), weak nuclear force.

Translations

 * Arabic: نظريَة كل شيء
 * Catalan: teoria del tot
 * Finnish: kaiken teoria
 * German: Weltformel, Theorie von Allem
 * Hebrew: התאוריה של הכול
 * Persian: نظریه همه‌چیز