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
David Trainer, Forbes.com, 27 June 2025
Mexican immigrants living in the United States are sending less money home to relatives via remittances, according to new research.
—Kate Plummer, MSNBC Newsweek, 27 June 2025
Sho Dewan, Forbes.com, 27 June 2025
Experts advise focusing on preparation, including refundable airfare and researching booking policies, to minimize potential travel problems.
—Christopher Elliott, USA Today, 27 June 2025
See All Example Sentences for research
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Noun
The summary gives you insight into the rigor of my firm’s research and approach to picking stocks.
—David Trainer, Forbes.com, 27 June 2025
Mexican immigrants living in the United States are sending less money home to relatives via remittances, according to new research.
—Kate Plummer, MSNBC Newsweek, 27 June 2025
Verb
Before any negotiation, research the average salary range for your role, industry and location.
—Sho Dewan, Forbes.com, 27 June 2025
Experts advise focusing on preparation, including refundable airfare and researching booking policies, to minimize potential travel problems.
—Christopher Elliott, USA Today, 27 June 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 12 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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