"expounding" in the noun sense
1. exposition, expounding
a systematic interpretation or explanation (usually written) of a specific topic
"expounding" in the verb sense
1. elaborate, lucubrate, expatiate, exposit, enlarge, flesh out, expand, expound, dilate
add details, as to an account or idea clarify the meaning of and discourse in a learned way, usually in writing
"She elaborated on the main ideas in her dissertation"
2. set forth, expound, exposit
state
"set forth one's reasons"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License