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Synonyms

research

American  
[ri-surch, ree-surch] / rɪˈsɜrtʃ, ˈri sɜrtʃ /

noun

  1. diligent and systematic inquiry or investigation into a subject in order to discover or revise facts, theories, applications, etc..

    recent research in medicine.

    Synonyms:
    study, scrutiny
  2. a particular instance or piece of research.


verb (used without object)

  1. to make researches; investigate carefully.

verb (used with object)

  1. to make an extensive investigation into.

    to research a matter thoroughly.

    Synonyms:
    scrutinize, examine, inquire, study
research British  
/ ˈriːsɜːtʃ, rɪˈsɜːtʃ /

noun

  1. systematic investigation to establish facts or principles or to collect information on a subject

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to carry out investigations into (a subject, problem, etc)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See investigation.

Other Word Forms

  • proresearch adjective
  • researchable adjective
  • researcher noun
  • researchist noun
  • underresearch verb (used with object)

Etymology

Origin of research

First recorded in 1570–80; (verb) from Middle French recercher “to seek,” Old French, equivalent to re- re- + cercher search; (noun) from Middle French recerche

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.

"We can notice a big change in public perception," said Endre Hann of the Median agency, a public-opinion research firm.

From BBC • Apr. 3, 2026

New research from our team of epidemiologists at USC and UC Irvine, shows that blowing dust is impeding the lung growth of children in the region — especially those living closest to the Salton Sea.

From Los Angeles Times • Apr. 3, 2026

Meanwhile, only 2 in 10 workers feel confident their job is safe from elimination, according to ADP research released late last month.

From MarketWatch • Apr. 3, 2026

“All I’m going to say,” Ms. Ballard told the reporter, “is please do your research on editors before trusting them with your work.”

From The Wall Street Journal • Apr. 3, 2026

“She disappeared. There are a lot of people who would like to know where she is. She left with some very important research that wasn’t hers to take.”

From "Boy 2.0" by Tracey Baptiste