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Definitions

effective

[ih-fek-tiv, ee-fek‐] / ɪˈfɛk tɪv, iˈfɛk‐ /




Usage

What are other ways to say effective? The adjective effective is applied to a person or a thing that has the power to, or which actually does, produce an effect: an effective boss, remedy, speech. Effectual is used especially of that which produces the effect desired or intended, or a decisive result: An effectual bombardment silenced the enemy. Efficacious suggests the capability of achieving a certain end: an efficacious plan, medicine. Efficient (applied also to persons) implies the skillful use of energy or industry to accomplish desired results with little waste of effort: efficient methods; an efficient manager. 

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It laid out a number of recommendations, including "an effective and independent body to oversee the financial regulation of the game".

From BBC Jul. 21, 2026

Quantities corresponding to effective temperature and pressure also arise naturally from the theory.

From Science Daily Jul. 21, 2026

He simply declared the stops effective and ordered that they continue.

From Salon Jul. 21, 2026

"As new and more effective treatment options become available, people deserve accurate information that reflects the latest scientific evidence and helps them make informed care decisions," said Novo Nordisk's general counsel, John F. Kuckelman.

From Barron's Jul. 21, 2026

Writing 3: Write narratives to develop real or imagined experiences or events using effective technique, descriptive details, and clear event sequences.

From "Music and the Child" by Natalie Sarrazin




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