re·search
ri-ˈsərch 
ˈrē-ˌsərch
ˈrē-ˌsərch
1
: studious inquiry or examination
especially
: investigation or experimentation aimed at the discovery and interpretation of facts, revision of accepted theories or laws in the light of new facts, or practical application of such new or revised theories or laws
2
: the collecting of information about a particular subject
3
: careful or diligent search
researched; researching; researches
1
: to search or investigate exhaustively
research a problem
2
: to do research for
research a book
: to engage in research
researcher
noun
Examples of research in a Sentence
Noun
She conducts research into the causes of Alzheimer's disease.
Recent research shows that the disease is caused in part by bad nutrition.
The study is an important piece of research.
He did a lot of research before buying his car.
Verb
He spent the summer researching his dissertation.
Before going out to eat, she researched area restaurants.
The reporter made hundreds of telephone calls while researching the story.
Recent Examples on the Web
Wendy Wisner, Health, 9 July 2025
Although there's much more to learn about the short and long-term health impacts of e-cigarette use in the general population, research is clear that nicotine consumption alters the adolescent brain.
—Madeline Heim, jsonline.com, 9 July 2025
Tricia Emerson, Forbes.com, 10 July 2025
In its early days, formal dress was required in the evenings at the bath house, including white tie and tails for men and long gowns and white gloves for women, said Megan Talbott, president of the Blackbird Agency, a marketing firm, who researched the resort’s history ahead of the hotel’s opening.
—Brittany Anas, Denver Post, 9 July 2025
See All Example Sentences for research
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Noun
Some treatment options for hypersexual behavior are backed by research.
—Wendy Wisner, Health, 9 July 2025
Although there's much more to learn about the short and long-term health impacts of e-cigarette use in the general population, research is clear that nicotine consumption alters the adolescent brain.
—Madeline Heim, jsonline.com, 9 July 2025
Verb
Flipping burgers, writing procedures, researching case law, or calming angry callers builds something more enduring than muscle memory.
—Tricia Emerson, Forbes.com, 10 July 2025
In its early days, formal dress was required in the evenings at the bath house, including white tie and tails for men and long gowns and white gloves for women, said Megan Talbott, president of the Blackbird Agency, a marketing firm, who researched the resort’s history ahead of the hotel’s opening.
—Brittany Anas, Denver Post, 9 July 2025
See All Example Sentences for research
Cite this Entry
“Research.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/research. Accessed 18 Jul. 2025.
Copy CitationKids Definition
research
1 of 2 noun
re·search
ri-ˈsərch
ˈrē-ˌsərch
ˈrē-ˌsərch
1
: careful study and investigation for the purpose of discovering and explaining new knowledge
2
: the collecting of information about a subject
research
2 of 2 verb1
: to search or investigate thoroughly
research her options
2
: to do research for
research a book
researcher
noun
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