to demonstrateverb/de.mõʃˈtɾaɾ/highde·mon·trarPortuguesEnglishEspanolFrancaisDefinitionTo show or prove something clearly and convincingly.He will demonstrate how it works.The teacher demonstrated the theory.synshowexhibitanthideEtymologyDo latim 'demonstrāre'Related wordsdemonstraçãodemonstrativo