Definition of demonstrate
1 : to show clearly <demonstrate a willingness to cooperate> <must demonstrate mastery of the subject matter in order to pass the class> <The police demonstrated calm restraint during the riot.>
2a : to prove or make clear by reasoning or evidence <crowded classrooms that demonstrate the need for more schools in the area>b : to illustrate and explain especially with many examples <demonstrate a procedure>
3 : to show or prove the value or efficiency of to a prospective buyer <demonstrate a new kitchen gadget>
: to make a demonstration <Allow me to demonstrate.> <crowds demonstrating for the right to vote>
Examples of demonstrate in a sentence
Each student must demonstrate mastery of the subject matter in order to pass the class.
Employees must demonstrate competence in certain skills before they can work independently.
The medication will not be marketed until it is demonstrated to be safe.
The latest test results clearly demonstrate that the vaccine works.
The group's failed efforts demonstrate how difficult it is to convince people to change their habits.
They have demonstrated a willingness to negotiate.
Several people will be demonstrating traditional farming techniques.
The instructor demonstrated the correct procedure for pruning a tree.
Would you mind demonstrating how the machine works?
Origin and Etymology of demonstrate
Latin demonstratus, past participle of demonstrare, from de- + monstrare to show — more at muster
First Known Use: 1548
Synonym Discussion of demonstrate
DEMONSTRATE Defined for English Language Learners
Definition of demonstrate for English Language Learners
: to prove (something) by showing examples of it : to show evidence of (something)
: to prove (something) by being an example of it : to be evidence of (something)
: to show (a quality, feeling, etc.) clearly to other people
DEMONSTRATE Defined for Kids
Definition of demonstrate for Students
1 : to show clearly <He demonstrates a willingness to change.>
2 : to prove or make clear by reasoning <Galileo demonstrated that the earth revolves around the sun.>
3 : to explain (as in teaching) by use of examples or experiments <My science project demonstrates blood circulation.>
4 : to show to people the good qualities of an article or a product <demonstrate a new car>
5 : to make a public display (as of feelings or military force) <Marchers demonstrated for human rights.>
Seen and Heard
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