demonstration

[dem-uhn-strey-shuhn]
noun
1.
the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence: a belief incapable of demonstration.
2.
something serving as proof or supporting evidence: They sent a check as a demonstration of their concern.
3.
a description or explanation, as of a process, illustrated by examples, specimens, or the like: a demonstration of methods of refining ore.
4.
the act of exhibiting the operation or use of a device, machine, process, product, or the like, as to a prospective buyer.
5.
an exhibition, as of feeling; display; manifestation: His demonstration of affection was embarrassing.
6.
a public exhibition of the attitude of a group of persons toward a controversial issue, or other matter, made by picketing, parading, etc.
7.
a show of military force or of offensive operations made to deceive an enemy.
8.
Mathematics. a logical presentation of the way in which given assumptions imply a certain result; proof.

Origin:
1325–75; Middle English demonstracioun < Latin dēmonstrātiōn- (stem of dēmonstrātiō, equivalent to dēmonstrāt(us) (see demonstrate) + -iōn- -ion

demonstrational, adjective
demonstrationist, noun
counterdemonstration, noun
predemonstration, noun
redemonstration, noun
subdemonstration, noun
superdemonstration, noun
undemonstrational, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To demonstrations
Collins
World English Dictionary
demonstration (ˌdɛmənˈstreɪʃən)
 
n
1.  the act of demonstrating
2.  proof or evidence leading to proof
3.  an explanation, display, illustration, or experiment showing how something works
4.  a manifestation of grievances, support, or protest by public rallies, parades, etc
5.  a manifestation of emotion
6.  a show of military force or preparedness
7.  maths a logical presentation of the assumptions and equations used in solving a problem or proving a theorem
 
demon'strational
 
adj
 
demon'strationist
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

demonstration
late 14c., from L. demonstrationem, from demonstrare, from de- "entirely" + monstrare "to point out, show," from monstrum "divine omen, wonder." Meaning "public show of feeling," usually with a mass meeting and a procession, is from 1839.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Example sentences
We're celebrating the best of western cooking with celebrity chefs and cooking
  demonstrations.
So textbooks have to be revised, and so must online and simulated
  demonstrations.
Two out of three respondents said they had not followed the demonstrations
  closely.
Students covered protests and demonstrations that could have been dangerous but
  were crucial for readers worldwide.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature