panellist

noun
UK /ˈpænəlɪst/
US /ˈpænəlɪst/

A panellist is a person who sits on a group that answers questions or gives advice.

The panellist answered the audience's questions about healthy eating.


OTHER MEANINGS

2. A member of a jury or judging group.

Each panellist scored the dancers' performances.

3. A contestant or guest on a quiz or talk show.

The panellist buzzed in with the correct answer.

4. A person chosen to give an opinion in a survey or study.

Every panellist rated the new product highly.