theory in a sentence
n.
📚 Grade Level: Grade 6, Grade 7, Grade 8, Grade 9, Grade 10, Grade 11, Grade 12
Definition
A theory is a well-substantiated explanation or framework that is based on a body of evidence and is used to understand and predict phenomena in a specific field of study.
Sample Sentences
- The theory of evolution has fundamentally changed our understanding of biology.
- Many scientists are testing a new theory that could explain the origins of dark matter.
- In philosophy, a theory often serves as a framework for exploring complex ideas.
- Her theory about the effects of climate change sparked a lively debate among experts.
- The theory behind his experiment was sound, but the results were unexpectedly inconclusive.