Demonstrators are people who are marching or gathering somewhere to show their opposition to something or their support for something. I saw the police using tear gas to try and break up a crowd of demonstrators
a vacuum that has been out of the original box for display purposes and may have been shown in a professional demonstration Considered to be in new condition but not sold as new
someone who participates in a public display of group feeling someone who demonstrates an article to a prospective buyer a teacher or teacher's assistant who demonstrates the principles that are being taught
a vacuum that has been out of the original box for display purposes and may have been shown in a professional demonstration Considered to be in new condition but not sold as new
a pen or pencil that allowed salesmen to demonstrate to prospective buyers how the item worked Usually made of clear, transparent plastic but can also be a "normal" pen with cut away sections to reveal the inner workings of the pen or pencil