1. to call upon or appeal to (a higher power, authority, or principle) for help, support, or inspiration
2. to cite or refer to (a law, rule, or precedent) as justification for an action
3. to bring about or cause (a feeling or response)

Examples

• The speaker invoked the memory of past heroes to inspire the crowd.
• The lawyer invoked the Fifth Amendment to protect his client.
• The defendant invoked his right to remain silent.
• Her speech invoked feelings of patriotism among the listeners.
• The ancient ritual was meant to invoke the spirits of their ancestors.
• The president invoked emergency powers during the crisis.
• The poem invokes images of a peaceful countryside.