1. plural of demonstration; public meetings or marches expressing views on a political or social issue
2. plural of demonstration; clear explanations or practical showings of how something works or is done
3. plural of demonstration; clear evidence or proof of something

Examples

• Large demonstrations filled the streets as citizens protested the new policy.
• The teacher gave several demonstrations of the science experiment before students tried it themselves.
• The company's demonstrations of the new software impressed potential investors.
• His kindness was a clear demonstration of his good character.
• Peaceful demonstrations are protected by the right to free speech.
• The chef provided live demonstrations of cooking techniques at the food festival.