demonstration

Meanings

1. 1
   noun

   A public protest by a group of people, often about a political issue.

   There were large demonstrations against the war in the city center.

2. 2
   noun

   An act of showing how something works or how to do something.

   The lecture included a live demonstration of the new device.

3. 3
   noun

   The act of clearly proving that something is true.

   Her work was a clear demonstration of how hard she had studied.

From Middle English demonstracioun, from Old French demonstration, from Latin dēmōnstrātiōnem, from dēmōnstrāre (“show or explain”), from dē- (“of or concerning”) + mōnstrāre (“show”). Morphologically demonstrate + -ion.

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