Thesaurus.com
Dictionary.com
Showing results for effectiveness. Search instead for effective served.
Definitions

effectiveness

[ih-fek-tiv-nis, ee-fek‐] / ɪˈfɛk tɪv nɪs, iˈfɛk‐ /




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.

See Examples For:

Its safety and effectiveness in humans remain unknown and will need to be evaluated in future studies.

From Science Daily Aug. 23, 2026

Recent successes have also flipped the narrative on Tehran’s investment in the axis and its effectiveness.

From Los Angeles Times Aug. 18, 2026

Many of the diet’s principles are surprisingly simple, which could explain its enduring popularity and effectiveness and why nutrition experts often describe it as an eating pattern rather than a diet.

From MarketWatch Aug. 16, 2026

While the technology isn't widely used yet, Ukrainian experts say they expect it to spread as both sides try to combine various types of drone for maximum range and effectiveness.

From The Wall Street Journal Aug. 14, 2026

“Some say that by participating in the charrette, I’ve lost my effectiveness in the conservative community,” he said with a small, sad smile.

From "The Best of Enemies" by Osha Gray Davidson




Vocabulary lists containing effectiveness


Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training