effective

IPA: ɪfˈɛktɪv

Having the power to produce a required effect or effects.
Producing a decided or decisive effect.
Efficient, serviceable, or operative, available for useful work.
Actually in effect.
(geometry, of a cycle or divisor) Having no negative coefficients.
(physics, for any effective theory) approximate; Not describing the fundamental dynamic changes in some system as they happen.

Examples of "effective" in Sentences

He acted effectively for the help of the poor and needy.
Surveys show that some believe that it refers to effective economic management.
The only way to make this wall cost-effective is if you hire Mexicans to build it.
I also predicted that consumers ultimately would be able to find alternatives to obtain "effective and credible education."
To stay afloat when a company is in effective competition with an expanding government, the only solution is increased productivity.
And, also, it wants to discuss effective measures, what it calls effective measures to avoid similar incidents from happening in the future.
And the Department of Homeland Security says it has what it calls effective control of less than 15 percent of our southern border with Mexico.
Authorized to reappoint Peter Hinckley as an Assistance Attorney General at a salary level of $75,500 for a term effective October 14, 2009 through October 14, 2010.
And this morning, the President at the ground breaking, made the point that this is going to be a place where service members could get what he called effective accountable care.