a visual presentation showing how something works "the lecture was accompanied by dramatic demonstrations" "the lecturer shot off a pistol as a demonstration of the startle response"
proof by a process of argument or a series of proposition proving an asserted conclusion
a public display of group feelings (usually of a political nature) "there were violent demonstrations against the war"
a show of military force or preparedness "he confused the enemy with feints and demonstrations"
a show or display
the act of presenting something to sight or view "the presentation of new data" "he gave the customer a demonstration"