Effective typically describes things—such as policies, treatments, arguments, and techniques—that do what they are intended to do. People can also be described as effective …

EFFECTIVE definition: 1. successful or achieving the results that you want: 2. (used about a treatment or drug) working…. Learn more.

Effective and efficient are often confused, but they have slightly different meanings. If you are effective, you do a job properly; if you are efficient, you do it quickly and easily.

Effective definition: adequate to accomplish a purpose; producing the intended or expected result.. See examples of EFFECTIVE used in a sentence.

Jun 14, 2016 · Definition of effective adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Effective means having a particular role or result in practice, though not officially or in theory. They have had effective control of the area since the security forces left. The restructuring resulted …

Oct 20, 2022 · Specifically, something is effective when it produces the results you want. And that’s a very appropriate way to define effective, because we get the adjective from the noun …

Jun 2, 2025 · effective (comparative more effective, superlative most effective) Having the power to produce a required effect or effects. The pill is an effective method of birth control.

Find 856 different ways to say EFFECTIVE, along with antonyms, related words, and example sentences at Thesaurus.com.

EFFECTIVE meaning: 1 : producing a result that is wanted having an intended effect; 2 : in use active