detective
HighNeutral to formal; commonly used in general, journalistic, and legal contexts.
Definition
Meaning
A person whose job is to investigate crimes and find out hidden facts, especially a police officer or private investigator.
Any person or thing that investigates or uncovers information; can refer to fictional characters, methods, or devices used for investigation.
Linguistics
Semantic Notes
Strongly associated with crime, investigation, mystery, and reasoning. Can be used literally (professional role) or metaphorically (someone inquisitive).
Dialectal Variation
British vs American Usage
Differences
Usage is largely identical. 'Detective constable'/'detective sergeant' are specific British police ranks. 'Private detective' and 'private eye' are common in both, but 'PI' (private investigator) is more American.
Connotations
Similar connotations of investigation, crime-solving, and intelligence in both varieties.
Frequency
Equally frequent in both dialects.
Vocabulary
Collocations
Grammar
Valency Patterns
[detective + from + organisation][detective + investigating + crime][detective + assigned to + case][detective + working on + investigation]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “play detective”
- “detective work”
Usage
Context Usage
Business
Rare; may refer to corporate investigation roles (e.g., 'fraud detective').
Academic
Used in literary criticism (e.g., 'the detective genre'), criminology, or media studies.
Everyday
Common in discussing news, books, films, TV shows, and real-life investigations.
Technical
Used in legal and law enforcement contexts to denote a specific investigative role.
Examples
By Part of Speech
verb
British English
- (Rare as verb) To 'detective' is not standard. Use 'investigate' or 'detect'.
American English
- (Rare as verb) To 'detective' is not standard. Use 'investigate' or 'detect'.
adverb
British English
- (No standard adverbial form)
American English
- (No standard adverbial form)
adjective
British English
- She has a keen detective mind.
- He was praised for his detective work on the fraud case.
American English
- She has sharp detective instincts.
- The reporter used detective skills to uncover the truth.
Examples
By CEFR Level
- The detective solved the mystery.
- He wants to be a detective when he grows up.
- A private detective was hired to follow the businessman.
- The police detective asked many questions.
- The detective, meticulously examining the evidence, soon identified a crucial flaw in the suspect's alibi.
- After years as a homicide detective, she developed an uncanny intuition for deception.
- Appointed lead detective on the high-profile case, his every move was scrutinised by the media.
- The novel subverts the classic detective trope by making the investigator the ultimate culprit.
Learning
Memory Aids
Mnemonic
A DETECTIVE DETECTs things. Think of the word 'detect' inside 'detective'.
Conceptual Metaphor
INVESTIGATION IS A HUNT (e.g., 'The detective was on the trail of the killer.')
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct translation from 'детектив' when it refers to a detective *story* or *novel*. In English, 'detective' is primarily the person. For the genre, use 'detective story/novel'.
Common Mistakes
- Using 'detective' as a direct synonym for 'police officer' (not all police officers are detectives).
- Confusing 'detective' (noun) with 'detective' (adjective) in phrases like 'detective work'.
Practice
Quiz
What is the primary role of a detective?
FAQ
Frequently Asked Questions
Yes, particularly within police forces (e.g., Detective Sergeant, Detective Chief Inspector). 'Private detective' is also a formal term for a licensed investigator.
Yes, commonly in phrases like 'detective work', 'detective skills', or 'detective story', where it describes something related to investigation.
An 'inspector' is often a specific police rank. A 'detective' refers to the function of investigating crimes. A person can hold both (e.g., Detective Inspector).
It is a close synonym, but 'sleuth' is more informal, often literary, and can imply a more clever or amateur investigator.
Collections
Part of a collection
Crime and Justice
B1 · 46 words · Vocabulary for law, crime and the justice system.