Definition of explain (verb)
- make plain and comprehensible
- "He explained the laws of physics to his students"
- synonyms: explicate
- "The committee explained their plan for fund-raising to the Dean"
- serve as a reason or cause or justification of
- "Your need to sleep late does not excuse your late arrival at work"; "Her recent divorce may explain her reluctance to date again"
- synonyms: excuse
Source: Princeton University Wordnet