demonstrate

Verb

• march in protest; take part in a demonstration
  • Thousands demonstrated against globalization during the meeting of the most powerful economic nations in Seattle
    

• provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
  • His high fever attested to his illness
    
  • The buildings in Rome manifest a high level of architectural sophistication
    
  • This decision demonstrates his sense of fairness
    

• establish the validity of something, as by an example, explanation or experiment
  • The experiment demonstrated the instability of the compound
    
  • The mathematician showed the validity of the conjecture
    

• give an exhibition of to an interested audience
  • She shows her dogs frequently
    
  • We will demo the new software in Washington
    

Related words

• Synonyms: 
  march , attest , certify , manifest , evidence , prove , establish , show , shew , demo , exhibit , present
• Antonyms: 
  disprove , confute