detective work
Americannoun
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the professional activities of a detective; the activities involved in uncovering clues and making deductions leading to the identification of suspects in a crime.
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any activity that involves making careful observations or seeking out facts that are difficult to access, analyzing the information, and drawing conclusions.
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.
He also had a photographic memory, which came in very useful for his later detective work around the thefts.
From BBC ● Apr. 28, 2026
Using old field photographs and careful detective work, Sereno and his colleagues retraced the locations in east-central Wyoming where several classic dinosaur mummies had first been uncovered in the early 1900s.
From Science Daily ● Nov. 30, 2025
After hours of amateur detective work, Vic found out that his real name was actually—well, let’s just say his name was José Rey.
From Slate ● Oct. 27, 2025
In “Another Simple Favor,” Stephanie has parlayed her detective work into a career as a true crime novelist.
From Salon ● May 3, 2025
In fact, it wasn’t detective work at all—there was no detection involved.
From "The Mona Lisa Vanishes" by Nicholas Day
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.