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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.

“Wuthering Heights” is a reminder of just how effective and everlasting a novel can be; of the places it can take us and the multitude of emotions it can make us feel.

From Salon

The WHO said it had "significant concerns" about the plan, and described the birth-dose vaccine as "an effective and essential public health intervention, with a proven record".

From BBC

Homeland Security Secretary Kristi Noem said federal agents in the city would wear body cameras "effective immediately" in a move that would be later "expanded nationwide."

From Barron's

Dr Baig says if effective, the tech could be "quite scalable" because it is affordable, convenient and can be easily integrated into existing rehab services.

From BBC

The FDA’s powerful drug division has had five leaders in the past year, contributing to an unprecedented level of turmoil at the agency responsible for ensuring the drugs Americans take are safe and effective.

From The Wall Street Journal