effect

word

/ˈifɛkt/
EE-fekt
/ɪfˈɛkt/
i-FEKT

Definition

An effect is a change, result, or influence caused by something. It can describe what happens because of an action, event, or condition.

Usage & Nuances

Most often used as a noun: 'the effect of stress', 'have an effect on'. Learners often confuse it with 'affect', which is usually a verb. In formal English, 'in effect' means 'in reality' or 'actually', and 'special effects' refers to visual or sound tricks in films.

Example Sentences

The medicine had a strong effect on my headache.

basic

Rain can have a big effect on traffic.

basic

What was the effect of the new rule?

basic

I didn't realize how much that comment would effect her mood.

natural

The new policy is already having an effect on prices.

natural

The movie was okay, but the special effects were amazing.

natural