disillusion

/ˌdɪsɪˈluːʒən/ · dis-ih-LOO-zhunverb

Free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

Use disillusion to express this relationship precisely: free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

What disillusion Really Means

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

1

Core action

Free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

Example

The audit disillusioned supporters who had trusted the charity.

2

Common construction

Use this expression in its normal grammatical frame so the relationship between the surrounding ideas remains explicit.

Example

Experience soon disillusioned him about effortless success.

3

Reasoning effect

It tells the reader how to interpret the timing, scope, evidence, contrast, condition, or consequence in the statement.

Example

The memoir seeks to inform, not merely to disillusion.

Use disillusion Naturally

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

The audit disillusioned supporters who had trusted the charity.

Experience soon disillusioned him about effortless success.

The memoir seeks to inform, not merely to disillusion.

Precision Matters

Disillusion overlaps with several common words, but each carries a different emphasis.

disillusion

Means free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

vs.
venerate

Means regard or treat someone or something with profound respect, reverence, or devotion.

disillusion

Means free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

vs.
popularize

Means make an idea, subject, activity, or product widely known, understood, or liked.

disillusion

Means free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

vs.
bewilder

Means confuse or puzzle someone completely, making understanding or decision difficult.

disillusion

Means free someone from a mistaken ideal, belief, or favourable impression, often causing disappointment.

vs.
debunk

Means expose or prove a belief, claim, theory, or story to be false or exaggerated.

Test disillusion in Context

The evidence destroys their favourable but false belief.

1

Evidence of corruption began to ___ citizens who had regarded the leader as incorruptible.

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