detective

1 of 2

adjective

de·​tec·​tive di-ˈtek-tiv 

1

: fitted for or used in detecting something

had perfected his detective sensibilities

2

: of or relating to detectives or their work

a detective novel

detectivelike

di-ˈtek-tiv-ˌlīk 

adjective

detective

2 of 2

noun

: one employed or engaged in detecting lawbreakers or in getting information that is not readily or publicly accessible

a police detective

hired a private detective

Synonyms of detective

Noun

• investigator
• operative

Examples of detective in a Sentence

Adjective

We had to do some detective work to find out who used to own the property.

He enjoys reading detective novels.

Noun

She is a detective on the police force.

Detective Sgt. Lee is working on the case.

She hired a detective to follow her husband.

Recent Examples on the Web

Adjective

Anyone with information about the incident is asked to call the agency's detective bureau at 734-240-7738. — Nicholas Lentz, CBS News, 23 Aug. 2026

But in December 2023, Kennon was transferred from the detective unit to midnight patrol as an acting sergeant. — Ben Wheeler, Kansas City Star, 22 Aug. 2026

Noun

Harrison Area detectives were investigating the shooting Sunday morning. — Asal Rezaei, CBS News, 23 Aug. 2026

Giordano said Vasquez and Felix were arrested on Saturday after being interviewed for the first time by detectives about the incident. — Tristan Maglunog, ABC News, 23 Aug. 2026

Word History

First Known Use

Adjective

1732, in the meaning defined at sense 1

Noun

1842, in the meaning defined above

Phrases Containing detective

• house detective
• private detective

Rhymes for detective

• advective
• affective
• collective
• connective
• convective
• corrective
• defective
• directive
• effective
• elective
• infective
• injective

Kids Definition

detective

1 of 2 adjective

de·​tec·​tive di-ˈtek-tiv 

: of or relating to detectives or their work

a detective story

detective

2 of 2 noun

: a person whose business is solving crimes and catching criminals or gathering information that is not easy to get

Legal Definition

detective

noun

de·​tec·​tive

: a person engaged or employed in detecting lawbreakers or in getting information that is not readily or publicly accessible

a police detective

hired a private detective