EXPLANATION

[noun]Sarah gave me a very clear explanation of (= explained very clearly) how to find her house. [C]I was provided with no explanation of how the camera worked when I bought it. [U]He said, by way of explanation (for)/in explanation (of what happened), that he hadn't seen the traffic light change to red. [U]I can give you an explanation (= a reason) for/of why I'm late. [C]The judge didn't believe his explanation (= reason) that he had stolen the money in order to give it to charity. [C + that clause]