dictionary.pttheorynounfemininegeneral usecommon/teˈoɾiɐ/te·o·ri·aPortuguêsEnglishEspañolFrançaisDefinition1A set of principles or ideas that explain a phenomenon.Usage examples“The theory of evolution is widely accepted.”“He presented a new theory about the origin of the universe.”Synonymsdoctrineprinciple
A set of principles or ideas that explain a phenomenon.Usage examples“The theory of evolution is widely accepted.”“He presented a new theory about the origin of the universe.”Synonymsdoctrineprinciple