| verb | state “set forth one's reasons” |
| verb | 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” |
| exposition | noun | a systematic interpretation or explanation (usually written) of a specific topic |
| elaboration | noun | a discussion that provides additional information |
| lucubration | noun | a solemn literary work that is the product of laborious cogitation |
| expatiation | noun | a discussion (spoken or written) that enlarges on a topic or theme at length or in detail |
| enlargement | noun | a discussion that provides additional information |
| expansion | noun | a discussion that provides additional information |
| expository | adjective | serving to expound or set forth |
| exponent | noun | someone who expounds and interprets or explains |
| expounding | noun | a systematic interpretation or explanation (usually written) of a specific topic |
| dilation | noun | a lengthy discussion (spoken or written) on a particular topic |