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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.

Congress should revise the Anti-Terrorism and Effective Death Penalty Act and clarify the compassionate release statute.

From Slate • May 29, 2026

Effective treatments are more widely available, and people are more willing than ever to seek help.

From The Wall Street Journal • May 10, 2026

Effective government borrowing rates are going up around the world because of the crisis.

From BBC • Apr. 30, 2026

"Effective immediately, the Correspondents' Corridor is closed," Parnell posted on X.

From Barron's • Mar. 24, 2026

"Urtica dioica. Effective in treating kidney disorders, hemorrhages, and gout."

From "City of the Plague God" by Sarwat Chadda




Vocabulary lists containing effective


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