Word
detection
Phoneticsde·tec·tion, stress on the second syllable
US/dɪˈtɛkʃən/
UK/dɪtˈɛkʃən/
Definitions
01finding or noticing
B2 · Upper Intermediate Uncountable noun
n. the act of finding or noticing something that is hidden or not easy to see.
n. the act or process of discovering the existence or presence of something hidden or obscure.
日本語:発見※
“Early detection of the disease is very important for a quick recovery.”
“The early detection of structural flaws in the bridge prevented a potential disaster during the winter storms.”
Usage
Often used with 'of' followed by the thing being found.
Synonyms
Antonyms
02solving a crime
B2 · Upper Intermediate Uncountable noun Law
n. the work of finding out who committed a crime.
n. the investigation and discovery of criminal activity or the identity of a perpetrator.
“The police use new technology for the detection of digital crimes.”
“Modern forensic techniques have significantly improved the rate of crime detection in cold cases from the previous decade.”
Synonyms
03electronic signals
C1 · Advanced Uncountable noun Science Technical
n. the process of picking up or identifying a radio or electronic signal.
n. the extraction of information or a signal from a carrier wave.
日本語:探知※
“The sensor is designed for the detection of very weak radio signals.”
“The laboratory specialised in the detection of gravitational waves, requiring equipment shielded from even the slightest seismic interference.”
Usage
Common in physics and telecommunications contexts.
Collocations
Common phrases and expressions where native English speakers use the word “detection” in context.
Verb
01. escape detection
“The subtle error in the software code managed to escape detection for several months.”
verb + noun
02. evade detection
“The hackers used sophisticated encryption to evade detection by federal authorities.”
verb + noun
03. improve the detection of fraud
“The bank implemented new AI algorithms to improve the detection of fraud.”
verb + noun + prep + noun
Adjective
04. early detection
“Early detection of the disease is crucial for a successful recovery.”
adj + noun
05. reliable detection
“The security system provides reliable detection of any unauthorized entry.”
adj + noun
Noun
06. detection rate
“The police department is working hard to increase the crime detection rate in the city.”
noun + noun
07. method of detection
“Scientists are developing a new method of detection for microscopic pollutants in the water.”
noun + of + noun
Preposition
08. defy detection
“The camouflage was so effective that the soldiers defied detection even from a short distance.”
verb + noun
Real-World Examples
“Euan Ritchie, a professor in wildlife ecology and conservation at Deakin university, said the detection of H5 bird flu in the much-loved little penguin population was “devastating”.” “He says that while the techniques for tackling fire have not changed much, technology in forest fire detection has.” “The regulator says the rule was intended to address the uncertainties surrounding cannabis impairment and detection; and airlines can impose stricter rules.” Etymology
Learned borrowing from Latin dētēctiōnem. By surface analysis, detect + -ion.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
VERB
NOUN
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
- Frequency
- Common
- Level
- C1 · AdvancedOxford
- Updated
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QR code
englishreference.com/q/detection
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「日本語」 data: JMdict (EDRDG), CC BY-SA 4.0