Investigation
Investigation noun - A systematic search for the truth or facts about something.
Usage example: officials launched an extensive investigation of the plane crash
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Synonyms for Investigation
Research is a synonym for investigation in inquiry topic. In some cases you can use "Research" instead a noun "Investigation", when it comes to topics like event, hunt, investigate, research paper. popular alternative
Research
Research noun - A systematic search for the truth or facts about something.
Usage example: I'll have to do some research for this project
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Synonyms for Research
Investigation is a synonym for research in inquiry topic. You can use "Investigation" instead a noun "Research", if it concerns topics such as event, hunt, investigate, research paper. popular alternative
Mutual synonyms
Related pairs
- study and investigation
- study and research
- survey and investigation
- survey and research
- check and investigation
- check and research
- search and investigation
- search and research
- inquiry and investigation
- inquiry and research
- probe and investigation
- probe and research
- inspection and investigation
- inspection and research
How words are described
| current | current investigation | current research |
| original | original investigation | original research |
| initial | initial investigation | initial research |
| proper | proper investigation | proper research |
| Other adjectives: actual, thorough, real, extensive, serious, little, careful, illegal, important, secret, new, military, later, meticulous, further, independent, subsequent, latest, scientific, recent, medical, ongoing. | ||
Both words in one sentence
- When new discoveries or new methods of investigation or even new opinions on an event lead to the original belief being discredited among historians, the writer who based his work on contemporary history can be unfairly left looking like he skimped on the research.
Source: Dated History -
A recent investigation pitted several actual scientists to pore through published whaling "research" papers for a single year.
Source: For Science! - At the end of the Sluggy Freelance arc "Dangerous Days", Heretti research scientist Chen gets promoted just as the corporation comes under federal investigation
Source: Promoted to Scapegoat
Cite this Source
Research and Investigation. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/investigation/research
Investigation & Research. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/investigation/research>.
Research or Investigation. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/investigation/research.
Google Ngram Viewer shows how "investigation" and "research" have occurred on timeline