explanation

noun3

1. •
   a reason or a set of facts that helps someone understand why or how something happens

   • An explanation for the UFO sightings was easily found.
2. •
   The act or process of explaining.

   • The explanation was long and drawn-out.
3. •
   A resolution of disputed points pursuant to discussion; a mutual clarification of disputed points; reconciliation.

   • This little explanation with Mr. Knightley gave Emma considerable pleasure. — 1815