reinvestigate

verb

re·​in·​ves·​ti·​gate (ˌ)rē-in-ˈve-stə-ˌgāt 

reinvestigated; reinvestigating

transitive verb

: to investigate (something) again

… decided to use modern police methods to reinvestigate the case.

—Robert Wainwright

reinvestigation

(ˌ)rē-in-ˌve-stə-ˈgā-shən 

noun

plural reinvestigations

During the past 30 years, new discoveries and reinvestigations of long-forgotten specimens have coalesced into a flood of transitional fossils.

—Maureen Greenbaum

Examples of reinvestigate in a Sentence

Recent Examples on the Web

Randles plays Elle Hardy, a senior constable assigned to reinvestigating the case. —Jesse Whittock, Deadline, 1 Oct. 2025

Marilyn Mosby’s office reinvestigated the original trial Early in episode five, The Case Against Adnan Syed introduces us to Marilyn Mosby, who served as Baltimore City State’s attorney from 2015 to 2022. —Bethy Squires, Vulture, 18 Sep. 2025

In 2009, about four decades after her body was discovered, Will County officials opened a cold case unit and started to reinvestigate her case. —Kate Linderman, Kansas City Star, 28 July 2025

And then in 2019, the FBI ended up reinvestigating the case. —Julie K. Brown, Miami Herald, 25 July 2025

Word History

First Known Use

1802, in the meaning defined above

Rhymes for reinvestigate

• borosilicate
• decontaminate
• deoxycholate
• deteriorate
• differentiate
• diisocyanate
• dinoflagellate
• excommunicate
• incapacitate
• insubordinate
• intercorporate
• interpenetrate