demonstrate

[ dem-uhn-streyt ]

verb (used with object)

, dem·on·strat·ed, dem·on·strat·ing.

1. to make evident or establish by arguments or reasoning; prove:

   to demonstrate a philosophical principle.

   Synonyms: corroborate, verify, confirm, show

2. to describe, explain, or illustrate by examples, specimens, experiments, or the like:

   to demonstrate the force of gravity by dropping an object.

3. to manifest or exhibit; show:

   He demonstrated his courage by his actions in battle.

4. to display openly or publicly, as feelings:

   to demonstrate one's anger by slamming a door.

5. to exhibit the operation or use of (a device, process, product, or the like), usually to a purchaser or prospect:

   to demonstrate an automobile.

verb (used without object)

, dem·on·strat·ed, dem·on·strat·ing.

1. to make, give, or take part in, a demonstration:

   The pickets required a license to demonstrate.

2. Military. to attack or make a show of force to deceive an enemy.

demonstrate

/ ˈdɛmənˌstreɪt /

verb

1. tr to show, manifest, or prove, esp by reasoning, evidence, etc

   it is easy to demonstrate the truth of this proposition

2. tr to evince; reveal the existence of

   the scheme later demonstrated a fatal flaw

3. tr to explain or illustrate by experiment, example, etc
4. tr to display, operate, and explain the workings of (a machine, product, etc)
5. intr to manifest support, protest, etc, by public parades or rallies
6. intr to be employed as a demonstrator of machinery, etc
7. intr military to make a show of force, esp in order to deceive one's enemy

Other Words From

• demon·strated·ly adverb
• counter·demon·strate verb (used without object) counterdemonstrated counterdemonstrating
• pre·demon·strate verb (used with object) predemonstrated predemonstrating
• re·demon·strate verb redemonstrated redemonstrating
• sub·demon·strate verb (used with object) subdemonstrated subdemonstrating
• un·demon·strated adjective
• well-demon·strated adjective

Word History and Origins

Origin of demonstrate¹

First recorded in 1545–55; from Latin dēmonstrātus, past participle of dēmonstrāre “to show, point out,” equivalent to dē- de- + monstrāre “to show,” verbal derivative of monstrum “sign, portent”; monster ( def )

Word History and Origins

Origin of demonstrate¹

C16: from Latin dēmonstrāre to point out, from monstrāre to show

Example Sentences

The system operated stably for a long period and demonstrated its ability to produce hydrogen continuously.

From Science Daily

It has excellent electrical performance even on thin and bendable plastic substrates, and it has demonstrated stable operation in bending tests of over 5,000 cycles.

From Science Daily

More broadly, the findings also demonstrate the power of AI to revolutionize the scientific process by synthesizing complex information to generate new, testable hypotheses in a fraction of the time.

From Science Daily

They demonstrated a fully integrated photonic processor that can perform all the key computations of a deep neural network optically on the chip.

From Science Daily

A new study demonstrates that ketone bodies and similar metabolites have profound effects on the proteome and protein quality control in the brain.

From Science Daily

Related Words

• determine
• establish
• exhibit
• expose
• indicate
• manifest
• prove
• test
• testify to
• try
• validate