theory
/ˈθiːəɹi/ · the·o·ry
noun
- A description of an event or system that is considered to be accurate. The physicist's theory of relativity revolutionized our understanding of space and time.
- Mental conception; reflection, consideration. She spent hours in contemplation, trying to come up with a theory for the mysterious occurrence.
- A coherent statement or set of ideas that explains observed facts or phenomena and correctly predicts new facts or phenomena not previously observed, or which sets out the laws and principles of something known or observed; a hypothesis confirmed by observation, experiment etc. The new theory of climate change has been widely accepted by the scientific community.
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Did you know? The word 'theory' has been used in various fields, including science, philosophy, and art, to describe a range of ideas and concepts. In 1915, Albert Einstein's theory of general relativity revolutionized our understanding of gravity and the universe.