as demonstrated by

/æz ˈdɛmənstreɪtɪd baɪ/ · az DEM-un-stray-tid byevidence phrase

As proved or clearly established by the evidence that follows.

Use as demonstrated by to signal this exact relationship between ideas: as proved or clearly established by the evidence that follows.

What as demonstrated by Really Means

The word becomes easier to use when its closely related senses are separated and compared.

1

Introduce strong evidence

Point to evidence that clearly establishes a claim.

Example

The alloy is durable, as demonstrated by decades of field use.

2

Cite a decisive test

Use an experiment or result as a clear demonstration.

Example

The process is reversible, as demonstrated by the second trial.

3

Connect claim and proof

Name the observation that visibly confirms the assertion.

Example

Demand remained high, as demonstrated by the waiting list.

Use as demonstrated by Naturally

Notice how the surrounding noun or clause reveals the exact shade of meaning.

The alloy is durable, as demonstrated by decades of field use.

The process is reversible, as demonstrated by the second trial.

Demand remained high, as demonstrated by the waiting list.

Precision Matters

As demonstrated by overlaps with several common words, but each carries a different emphasis.

as demonstrated by

Signals as proved or clearly established by the evidence that follows.

vs.
as evidenced by

Means as shown or supported by the evidence that follows.

as demonstrated by

Signals as proved or clearly established by the evidence that follows.

vs.
as illustrated by

Means as shown through the example that follows.

as demonstrated by

Signals as proved or clearly established by the evidence that follows.

vs.
substantiate

Means to support or establish a claim with evidence.

as demonstrated by

Signals as proved or clearly established by the evidence that follows.

vs.
speculate

Means to form a theory or guess without firm supporting evidence.

Test as demonstrated by in Context

The tests clearly establish the durability claim.

1

The material retains its strength after repeated heating, ___ the laboratory stress tests.

Prepared byFirst Academy
Editorial responsibilityFirst Academy Academic Team
Updated3 August 2026
Selection and reviewRead our methodology