Meaning & Definition of Demonstration in English

1. A show or display

• The act of presenting something to sight or view

• "The presentation of new data"

• "He gave the customer a demonstration"

2. A show of military force or preparedness

• "He confused the enemy with feints and demonstrations"

3. A public display of group feelings (usually of a political nature)

• "There were violent demonstrations against the war"

4. Proof by a process of argument or a series of proposition proving an asserted conclusion

5. 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"