Demonstrator means: Demonstrating science and technology to others. An individual demonstrating the product live, or at an infomercial. A participant at a rally political A academic rank Vehicle that has been modified to meet emergency service specifications and given to personnel to be used as an emergency vehicle, if they are adopted by the police, fire, or ambulance services. Original purpose of a fountain pen having a transparent body was to show potential customers how it worked. The Demonstrator pen is also available. (in Community Dictionary, added by Gwendolyn Campos)

What else does Demonstrator mean?

  • A demonstrator, as in an active participant in public displays of opinion. (in AZ Dictionary)
  • A demonstration is an article or product that uses a particular item. (in AZ Dictionary)