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effect

result / consequence / visual illusion / influence / to bring about

/ɪˈfɛkt/

NounTransitive Verb

This term primarily functions as a noun to describe the outcome of a specific cause, emphasizing the end state of a process. It captures the tangible or perceived result, whether it be a physical change in a system or an emotional reaction triggered by an external stimulus. When utilized as a verb, it shifts meaning significantly from influencing something to actually creating it. In professional or legal registers, to effect a change means to implement it fully, distinguishing it from "affect," which merely implies influencing a pre-existing condition.

💬Casual Conversation

🎬Tuesday afternoon, Karen is at a PTA meeting while David is at his office.
Karen Smith

The new lighting in the gym is a total disaster. Zero dramatic effect.

Karen Smith
David Smith
David Smith

I can help you effect some change there. Just lemme know.

💡
Karen uses 'effect' as a noun to describe the visual impression of the lighting, while David attempts to use 'effect' as a transitive verb meaning 'to bring about,' though he is trying too hard to sound like a corporate leader ('effect some change').

Meanings

Nounresult

A change that is a result or consequence of an action or other cause.

"The new law had a positive effect on the economy."

Nounconsequence

The appearance of a particular result produced by a specific technique, often for artistic or deceptive purposes.

"The movie used a CGI effect to create the dragon."

Nounvisual illusion

The capacity to produce a desired result or a particular impression.

"The speaker's words had a profound effect on the audience."

Nouninfluence

A specific result produced by a physical cause, typically in science or physics.

"The Doppler effect explains the change in pitch of a passing siren."

Transitive Verbto bring about
[~ someone][~ something]

To cause something to happen or to bring about a desired result.

"The new CEO hopes to effect significant changes within the company."

Examples

The new law had an immediate effect on the economy.

Look, the medication is finally having an effect on him!

I can't believe the effect this news had on her.

God, the effect of that smell is making me gag!

Did you see the effect the announcement had on the crowd?

Wait, will this change have a lasting effect on my pay?

The lighting in the room created a dramatic effect.

Listen, the special effect in that scene looked totally fake!

I love the effect these curtains have on the light.

Seriously, the effect of your tone is just insulting.

The new CEO hopes to effect a complete turnaround.

I swear, I will effect a change in this department!

We must effect these repairs before the roof collapses!

She intends to effect a new policy regarding remote work.

Collocations & Compounds

side effect

an unintended secondary result

The drug caused a mild side effect of nausea.

ripple effect

a spreading sequence of events

The bankruptcy had a ripple effect throughout the local community.

domino effect

a chain reaction of similar events

The collapse of the bank triggered a domino effect across the sector.

take effect

to become operative or active

The new regulations will take effect starting next January.

sound effect

an artificially created sound

The movie used a loud explosion sound effect to startle the viewers.

Idioms & Sayings

take effect

become active or operational

The medicine will take effect in an hour.

Etymology

Derived from the Old French 'effect', which comes from the Latin 'effectus', the past participle of 'efficere' (meaning 'to work out, accomplish, or bring about'), composed of 'ex-' ('out') and 'facere' ('to make').

Related Words

Last Updated: June 8, 2026Report an Error