concept
nounUK /ˈkɒn.sept/
US /ˈkɑːn.sept/
A concept is a big idea in your mind.
The teacher explained the concept of sharing with the class.
RELATED WORDS
OTHER MEANINGS
2. A general plan or design for something new.
The designers showed us their concept for the new playground.
3. An understanding someone has of how something works.
He has no concept of how much time the project will take.
4. A theme or central idea in a work of art or product line.
The whole car is built around the concept of safety.