prolocutor
/proʊˈlɑkjətər/
noun
- A person who speaks on behalf of others; a spokesperson or chairperson, especially in a formal or official setting.
- At the conference, the prolocutor introduced each speaker and kept the schedule on track.
- The village council chose a prolocutor to address the regional government.
- The union elected a prolocutor to present their demands to management.