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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.

“It strengthens the powers of Civilian Oversight boards and Inspectors General and upholds our subpoena authority while also showcasing the strong public interest in robust, effective oversight of sheriffs, their departments, and their operations.”

From Los Angeles Times

That has tended to be less effective, though, as much of the music is perceived as corny to those who aren’t living in a Christian fundamentalist environment.

From Salon

Asked about the remarks, Sir Keir said the UK was "fully committed to Nato", which he described as "the single most effective military alliance the world has ever seen".

From BBC

On average, the test can determine which antibiotic will be effective in about 5.85 hours.

From Science Daily

"The low case numbers make it difficult to research the disease and present some obstacles in our urgent search for effective therapies," explains Markus Schuelke.

From Science Daily