Definition of Effective
Quick Meaning of Effective
Something that works well and produces good results; successful at doing what it is supposed to do.
Detailed Definition of Effective
Producing the desired or intended result; working well and achieving the purpose.
How to Pronounce Effective
Stress pattern: oOo (3-syllable word).
Tip: Stress second syllable: ef-FEK-tiv. Rhymes with 'detective'.
Watch out: Often mispronounced as ef-FECK-tiv; correct stress is on second syllable: ef-FEK-tiv.
Origin and Etymology of Effective
From Old French 'effectif', from Latin 'effectivus' (actual, productive).
How to Use Effective in a Sentence
Each example shows “effective” with a CEFR level so learners can pick examples that match their fluency.
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“Exercise is an effective way to improve your health.”
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“The teacher's effective teaching methods kept the students interested.”
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“This cream is very effective for treating dry skin.”
Synonyms and Antonyms of Effective
Common Synonyms for Effective
Smart Synonyms for Effective — When to Use Each
- efficient
- when emphasizing doing something well with little waste
- successful
- when highlighting achieving the desired goal or outcome
Antonyms of Effective
Common Collocations with Effective
These phrases pair with “effective” in everyday English:
- effective treatment
- effective method
- highly effective
- most effective
- effective strategy
Common Mistakes When Using Effective
Even fluent speakers slip up with “effective”. Here’s how to avoid the most common errors:
- ✗ Wrong: The drug is very effective against the disease.
- ✓ Correct: The drug is very effective against the disease. or The drug is very effective for treating the disease.
- Why: Both forms are correct, but 'for treating' is more specific than 'against'.
- ✗ Wrong: His advice was effective in help me solve the problem.
- ✓ Correct: His advice was effective in helping me solve the problem.
- Why: After 'in', use the gerund form 'helping', not the base verb 'help'.
Other Forms of Effective
- Noun: effectiveness
- Adjective: effective
- Adverb: effectively
Frequently Asked Questions About Effective
What is the meaning of "Effective"?
Something that works well and produces good results; successful at doing what it is supposed to do.
How do you pronounce "Effective"?
The IPA is /ɪˈfɛktɪv/. Stress second syllable: ef-FEK-tiv. Rhymes with 'detective'.
What part of speech is "Effective"?
"Effective" is an adjective at B1 level (Common European Framework).
What are synonyms for "Effective"?
Common synonyms include efficient, successful, productive.
How do you use "Effective" in a sentence?
For example: "Exercise is an effective way to improve your health."