Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun demonstrator

3 senses of demonstrator

Sense 1
demonstrator -- (a teacher or teacher's assistant who demonstrates the principles that are being taught)
       => teacher, instructor -- (a person whose occupation is teaching)

Sense 2
demonstrator, sales demonstrator -- (someone who demonstrates an article to a prospective buyer)
       => salesperson, sales representative, sales rep -- (a person employed to represent a business and to sell its merchandise (as to customers in a store or to customers who are visited))

Sense 3
demonstrator, protester -- (someone who participates in a public display of group feeling)
       => reformer, reformist, crusader, social reformer, meliorist -- (a disputant who advocates reform)