explain

verbs

make plain and comprehensible
"He explained the laws of physics to his students"
is derived from
is derived from
define
"The committee explained their plan for fund-raising to the Dean"
is derived from
is derived from
is a type of (narrower)
express in words
"He said that he wanted to marry her"; "tell me what is bothering you"; "state your opinion"; "state your name"
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"
is derived from