1. A teacher or teacher's assistant who demonstrates the principles that are being taught 
2. Someone who demonstrates an article to a prospective buyer
   - sales demonstrator 
3. Someone who participates in a public display of group feeling
   - protester, protestor

Derived forms: demonstrators

See also: demonstrate

Type of: crusader, instructor, meliorist, reformer, reformist, sales rep, sales representative, salesperson, social reformer, teacher

Encyclopedia: Demonstrator

• disturbance of the peace
• disturbed
• disturber
• disturbing
• disturbingly
• disulfiram
• disunify
• disunion
• disunite
• disunited
• disunity
• disuse
• disused
• disyllabic
• disyllable
• dit
• dita
• dita bark
• ditch
• ditch digger
• ditch fern
• ditch reed
• ditch spade
• ditcher
• ditchmoss