noun
An exhibition
The presentation of evidence
A mass rally
See demonstration in Webster's New World Roget's A-Z Thesaurus II
An act of showing or displaying:
display, exhibit, exhibition, manifestation, show. See showThat which confirms:
attestation, authentication, confirmation, corroboration, evidence, proof, substantiation, testament, testimonial, testimony, validation, verification, warrant. See trueLearn more about demonstration