effectively

adverb

ef·​fec·​tive·​ly i-ˈfek-tiv-lē 

e-, 

ē-, 

ə-

1

: in an effective manner

dealt with the problem effectively

2

: in effect : virtually

by withholding further funds they effectively killed the project

Examples of effectively in a Sentence

Try to communicate your ideas more effectively.

Recent Examples on the Web

The waterway has been effectively closed by Iran since the US and Israel began the war back in February. — Ibrahim Dahman, CNN Money, 9 Aug. 2026

Sporadic attacks risk largely blocking the waterway In the Strait of Hormuz, Iran has shown that even sporadic attacks on ships can be enough to effectively close a critical waterway by driving up risks and insurance premiums. — Fatma Khaled, Chicago Tribune, 8 Aug. 2026

Increasingly, success depends not on who invents first, but on who can manufacture, deploy and scale those innovations most effectively. — Ariyan Kabir, Fortune, 8 Aug. 2026

Tehran’s ability to effectively close the strait — an open, untolled international waterway before the war started — triggered a global energy supply shock that drove up gas prices, exacerbated inflation and raised alarms about oil reserves. — Kevin Breuninger, CNBC, 7 Aug. 2026

Word History

First Known Use

1652, in the meaning defined at sense 2

Rhymes for effectively

• ineffectively
• retrospectively
• affectively
• collectively
• defectively
• objectively
• prospectively
• protectively
• reflectively
• respectively
• selectively
• subjectively