153 Another Word for Theory? – Theory Synonyms & Antonyms

Want to say theory differently? Here are other words for theory and its similar synonyms and opposite words to say in unique way.


Meaning of theory

A supposition or a system of ideas intended to explain something.

Etymology of theory

The word "theory" comes from the Old French "theorie", which is derived from the Latin "theoria", itself borrowed from the Greek "θεωρία" (theoria), meaning "a looking at, a contemplation, speculation, or a sight".
Historically, the term "theory" has evolved from its original meaning of "speculation" or "contemplation" to encompass a broader range of concepts, including scientific theories, philosophical theories, and theoretical frameworks in various fields.

Synonyms

hypothesis concept idea notion principle proposition assumption conjecture speculation supposition belief opinion view perspective outlook approach framework model paradigm doctrine dogma thesis argument explanation interpretation rationale justification reasoning logic analysis critique examination investigation research study surveillance observation scrutiny inspection exploration probe inquiry survey poll test trial experiment demonstration proof evidence validation verification.

Definitions

  • A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
  • A set of principles on which an activity or a subject is based.
  • A statement of what is held to be true, especially when it explains a general principle or a body of facts.

Usage Examples

  • The theory of relativity changed our understanding of space and time.
  • She has a theory about the cause of the problem, but it needs to be tested.
  • The company's business theory is based on providing excellent customer service.
  • The professor spent years developing her theory on the origins of language.
  • The detective's theory about the crime was proven wrong by new evidence.

Antonyms

fact reality truth certainty proof evidence practice application observation experience reality actuality actualness actualization realization manifestation demonstration exhibition display show confirmation verification validation substantiation authentication.
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