explanation
nounUK /ˌekspləˈneɪʃn/
US /ˌekspləˈneɪʃn/
Words that help you understand why or how something happens.
The teacher gave a clear explanation of the math problem.
OTHER MEANINGS
2. A statement that makes something clear by giving reasons or details.
Her explanation for being late was that the bus broke down.
3. The act of telling someone about something so they can understand it.
The guide's explanation of the rules took only a few minutes.
4. A meaning or interpretation given to something, such as a word or event.
Scientists offered a new explanation for the strange lights in the sky.