There is no 'legal' term which defines a "mass demonstration. THe phrase is used by the media usually to describe something they want to portray and make look larger than a dozen people.
demonstration
The noun forms for the verb to demonstrate are demonstrator, demonstration, and the gerund, demonstrating.
discussion
lecdem
...frustrations, amputations, duplications, excitations...
Nuremberg
Demonstration balance in physics is like a scale. It is used to show principles of mass, force, and leverage in experiments.
march, protest, rally, parade, picket, mass lobby
Calculating the mass of reactants and products in a chemical reaction is a sufficient demonstration.
observe the situation without getting involved
The demonstration was boring We had to do a demonstration on our science project.
The function of a demonstration balance is to show the basic principles of mass and force as well as leverage. Some demonstration balance tools come with weights, but are a bit more expensive.
Demonstration is the correct spelling.
DEM is the abbreviation for Demonstration
A dilemma demonstration is a non-violent demonstration. While most demonstrations pledge to be non-violent, a dilemma demonstration will try to put pressure on local officials.
A Complete Demonstration was created in 2005.
The difference between a test and a demonstration is that a test is to be taken and answered and a demonstration is to be demonstrated and be told to the class