Thesaurus.com
Dictionary.com
Showing results for effective. Search instead for effektivwert.
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.

When faced with a tsunami, evacuation is the only effective means of ensuring civilian safety.

From Science Daily • May 21, 2026

Genetic risk can be detected, but there’s no effective treatment or cure.

From Barron's • May 21, 2026

Eli Lilly’s next-generation weekly weight-loss shot may be more effective than Zepbound or bariatric surgery, which has long been the gold standard for weight loss.

From MarketWatch • May 21, 2026

Amgen has said avacopan is an important and effective medicine that treats a rare and life-threatening disease, for which patients have few other options.

From The Wall Street Journal • May 21, 2026

“Or it’s not effective on egglets,” Jordie puts in.

From "Linked" by Gordon Korman




Vocabulary lists containing effective


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "effective" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com