Synonyms for
Theory
Definition
a proposed explanation or idea based on limited evidence
Synonyms & similar words
Synonyms by register
Formal
Literary
Antonyms
Common collocations
- scientific theory
- economic theory
- general theory
- working theory
- develop a theory
- test a theory
- support a theory
- challenge a theory
Word family
Usage note
A theory is an explanation or a set of principles, often based on evidence but not necessarily proven fact. It is distinct from a hypothesis, which is a proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Example sentences
- Her theory about the lost book was proven right when it was found under the bed.
- The scientist proposed a new theory about the formation of black holes.
- I have a theory that the best way to make friends is to be kind and helpful.
- His theory about the meaning of life was different from anyone else's.
- Do you have a theory about why the flowers aren't growing in the garden?
Quotes
'A theory must be tempered with reality.' - Jawaharlal Nehru
'The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms.' - Albert Einstein
'A theory is the more impressive the greater the simplicity of its premises, the more different kinds of things it relates, and the more extended is its area of applicability.' - Albert Einstein