(transitive) to show how to use (something). / to show the steps taken to create a logical argument or equation. / (intransitive) to participate in or organize a demonstration.

simple past tense and past participle of demonstrate

Third-person singular simple present indicative form of demonstrate

The act of demonstrating; showing or explaining something. / (prison slang) A prisoner's act of beating up another prisoner. / An event at which something will be demonstrated.

One who demonstrates anything, or proves beyond doubt. / The forefinger. / One who takes part in a demonstration; a protester. / One who demonstrates products in a retail environment; a merchandiser.

plural of demonstration

that serves to demonstrate, show or prove / given to open displays of emotion / (grammar) that specifies the thing or person referred to

A demonstrative adjective. / A demonstrative pronoun.

present participle of demonstrate

Able to be demonstrated.