expound
1. [ verb ] add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
Synonyms: elaborate enlarge exposit expand flesh_out lucubrate dilate expatiate
Examples:

"She elaborated on the main ideas in her dissertation"

Related terms: abridge clarify exemplify set_forth specify detail amplification exposition expansion expatiation dilation expansion lucubration
2. [ verb ] state
Synonyms: set_forth exposit
Examples:

"set forth one's reasons"

Related terms: elaborate describe premise exposition
Similar spelling:   expounding
  expunge
  expend
  expand
  exponent
  expunging
  expender
  expended
  expanded