Theory Synonyms

Concepts , assumption, and belief are synonyms for theory; fact and practice are antonyms of theory. On this page, you will find 35 another word for theory.

35 Another Word for Theory

  • Assumption
  • Belief
  • Concepts
  • Conjecture
  • Contention
  • Feeling
  • Guess
  • Hunch
  • Hypothesis
  • Ideas
  • Ideology
  • Judgement
  • Laws
  • Notion
  • Opinion
  • Philosophy
  • Postulate
  • Postulation
  • Premise
  • Presumption
  • Presupposition
  • Principled explanations
  • Principles
  • Proposition
  • Speculation
  • Supposition
  • Surmise
  • Suspicion
  • System of ideas
  • Thesis
  • Thinking
  • Thought(s)
  • View
  • Science

Theory Sentences

His theory explained the phenomenon clearly.

They proposed a new scientific theory.

The theory was widely accepted initially.

She challenged the existing theory effectively.