effective
Usage
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.
The ABT-263 skin study was done in mice, and more work is needed before scientists know whether the treatment is safe or effective in people.
From Science Daily • May 20, 2026
The production is most effective when the actors are singing, especially Grace Yoo, who plays Mei-Li and had me entranced the moment she started singing “A Hundred Million Miracles.”
From Los Angeles Times • May 20, 2026
"The information we receive from the public is vital and every report matters. Without it, we are unable to build an accurate picture, identify patterns of offending and take the most effective action."
From BBC • May 20, 2026
When I’m using AI to help with especially high-stakes research, I take steps that make these accuracy checks even more effective.
From The Wall Street Journal • May 19, 2026
When roaming bands of Sapiens foragers migrated into colder climates, they learned to make snowshoes and effective thermal clothing composed of layers of furs and skins, sewn together tightly with the help of needles.
From "Sapiens: A Brief History of Humankind" by Yuval Noah Harari
Vocabulary lists containing effective
"Diary of a Wimpy Kid" by Jeff Kinney
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Hatchet
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STAAR English I: The Language of the Test 1
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