main notion
/meɪn ˈnoʊʃən/ · main.nu.tion
noun
- The central or dominant idea in a discussion, theory, or concept. The main notion of the novel was the struggle between good and evil.
- A person's primary or most important idea or concept. Her main notion was to start her own business after college.
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Did you know? The term 'notion' has been used in various contexts, including philosophy, science, and everyday conversation, to describe a concept or idea. In the 17th century, the philosopher René Descartes used the term 'notion' to describe a mental image or concept.