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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.

Modern ART is highly effective at suppressing HIV to undetectable levels.

From Science Daily

"The social media companies are perfectly capable, and have told me this, of putting in place highly effective age verification."

From BBC

But since then, a draft charter circulated to invitees has described it as a “nimble and effective international peace-building body” that could mediate global conflicts beyond Gaza.

From The Wall Street Journal

China’s use of its leverage on rare earths also led to the recent detente—signals that powerful pushback can be effective.

From Barron's

At the device level, developers should focus on mitigating crosstalk and other sources of noise -- external interference -- that may leak information or impede effective information transfer.

From Science Daily