Theories Meaning in English
word · lemma: theory
Definition
Ideas or explanations about how or why something happens, usually based on evidence, study, or reasoning. 'Theories' is the plural form, meaning more than one theory.
Usage & Nuances
Common in academic, scientific, and formal contexts. Often used with verbs like 'develop', 'propose', 'test', and 'support'. 'Theory' can mean a well-supported explanation (science) or a guess/idea (informal); 'theories' is for multiple such ideas.
Example Sentences
Scientists have many theories about the origin of life.
basic
The teacher explained different theories in class.
basic
There are several theories for how the universe began.
basic
People come up with wild theories to explain strange events.
natural
Her theories make sense once you understand her research.
natural
Some theories are just rumors without real proof.
natural