A panel discussion is a formal conversation where a group of experts come together to discuss a particular topic. Synonyms for panel discussion include roundtable discussion, forum, symposium, seminar, conference and colloquium. These terms often imply a level of formality and organized discussion, as opposed to casual conversations. Roundtable discussion specifically refers to a discussion where all participants have equal opportunities to participate. A symposium usually has a keynote speaker followed by several panelists, whereas a seminar is typically a small-scale discussion with the intent to educate. A conference is a larger event where multiple panels and speakers take place. A colloquium is a scholarly discussion, typically held in an academic setting.