n. an idea or opinion that is used to explain certain facts but is not proved; the set of rules that forms the basis of an art or science
The professor had many theories.
The professor had many theories.
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What theories try to explain why dinosaurs disappeared?
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He has propounded several theories.
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The medical profession needs to confute and confound conspiracy theories.
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New scientific evidence often discredits earlier theories.
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He is going to propound several theories.
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Frank's continual espousal of science theories made him a little boring.
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What is one of the theories about what happened to the dinosaurs?
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In the book, there was a story of a beast. What was one of the theories about what the beast actually was?
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idea; hypothesis; belief
certainty; fact; proof; reality
3 syllables
the-o-ries
ceres
leary's
queries
series
series'
theory's
barbieri's
mccleary's
o'leary's
theory's
subsidiaries'
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