WordHive Learning Dictionary

Effect

noun, verb

Effect usually means a result or change caused by something else.

6 letters 2 syllables

What does Effect mean?

Effect usually means a result or change caused by something else.

Dictionary definition

Usually a noun for a result, change, or impression caused by something; effects can also mean stage or screen techniques or personal belongings, and the formal verb effect means to bring about.

Example sentences

Effect in a sentence

easy

One effect of regular practice was faster reading.

medium

The blue lighting created the effect of moonlight.

medium

The theatre crew tested the sound effects before the show.

hard

The student council worked to effect a change in the lunch program.

Writing practice

Ready to write your own? Study the examples, then practice effect in a sentence with Sentence Builder checklist feedback.

Commonly confused words

Affect or effect?

Compare the meanings, then choose a word for each new sentence.

Affect

Affect usually means to influence or change someone or something.

In a sentence A late bedtime can affect your focus the next day.

Effect

Effect usually means a result or change caused by something else.

In a sentence One effect of regular practice was faster reading.

Spot the difference Effect is usually a noun and affect is usually a verb. Cause and effect are partners, not opposites; the less common verb effect means bring about, as in effect change.

Which word fits?

Choose affect or effect for each blank. Say your answer, then check why it fits.

1Moving the lamp can ___ how clearly we see the drawing.

Check answer 1

affect — Affect is the verb here: moving the lamp can change how clearly we see.

2One ___ of moving the lamp was a brighter drawing.

Check answer 2

effect — Effect is a noun here: the brighter drawing is a result of moving the lamp.

Make it your ownTry the word in a sentence about your day.

Write a sentence with effect

Explore more commonly confused words →

Quick practice
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Practice the meaning of Effect

Answer three quick questions about its meaning and related words.

Practice 1

What does effect mean in “The rain had little effect on the game”?

Practice 2

Choose the word that completes the sentence: “The new seating plan had a positive ___ on discussion.”

Practice 3

Which sentence uses effect as a formal verb?

Pronunciation coach
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Effect

Voice settings
Sounds like

ih · fekt · strongest beat: fekt

Synonyms

Words like Effect

resultThe closest match when effect means what happens because of a cause.
outcomeUse for the final result of an action, process, or event.
impressionUse when effect means the look, sound, or feeling something creates.
Antonym review

Does Effect have an opposite?

Effect has result, impression, operation, belongings, production, and formal verb senses; cause is a linked counterpart in cause-and-effect reasoning, not a direct antonym.

Synonym practice

Want to practice effect synonyms in context? Try a Synonym Search question like "The rain had an effect on our outdoor game," then compare close word choices. Practice effect synonyms.

Word family

Effect word family

Base word

effect

adjective

effective

Producing the result that is wanted or intended.

adverb

effectively

In a way that produces the intended result; also, in practical terms.

noun

effectiveness

The quality of producing a successful result.

Related words
Student support

Understand Effect

Hint for students

If the sentence needs a thing—a result, change, or impression—effect is usually the right choice.

Common mix-up

Effect is usually a noun and affect is usually a verb. Cause and effect are partners, not opposites; the less common verb effect means bring about, as in effect change.

Try it in class or at home

Students build cause-and-effect chains from science or story events, using affect in one sentence and effect in the next, then identify any formal verb or special-effects sense.

Teacher prompt

Use the model pair “Heat affects ice” and “Melting is an effect of heat.” Ask students how the verb and noun describe one cause-and-result relationship.