verb
- to speak or write at length or in great detail about something
Usage: formal
Examples
- The professor expatiated on the causes of the Civil War for nearly an hour.
- She expatiated upon her travels through Europe with great enthusiasm.
- The author expatiates on this theme throughout the novel.
- He tends to expatiate when discussing his favorite subject.
- The speaker expatiated at length about the benefits of renewable energy.
- Rather than expatiate on the details, let me give you a brief summary.