Definition of 'detector'

Word Frequency

detector (dɪtektəʳ )

Word forms: plural detectors

countable noun

A detector is an instrument which is used to discover that something is present somewhere, or to measure how much of something there is.

...a metal detector.

...fire alarms and smoke detectors.

Word Frequency

detector (dɪˈtɛktə )

noun

a person or thing that detects

any mechanical sensing device

3. electronics

a device used in the detection of radio signals

Word Frequency

detector in American English (diˈtɛktər ; dētekˈtər; dɪˈtɛktər ; ditekˈtər; also, esp. for 2 & 3, ˈdiˌtɛktər ; dēˈtekˌtər)

noun

a person or thing that detects

an apparatus or device for indicating the presence of something, as electric waves

demodulator

Word Frequency

detector in Electrical Engineering (dɪtɛktər)

Word forms: (regular plural) detectors

noun

( Electrical engineering : Semiconductor and electronic circuitry )

A detector is an instrument to detect the unbalance in a bridge circuit.

The further down the chain toward the output that a detector is placed, the more effect the non-linear distortion will have on the detection function.

The circuit acts as a phase detector by comparing the frequency of an oscillator with an incoming signal and then feeding back the output to keep the oscillator in phase with the incoming frequency.

A detector is an instrument to detect the unbalance in a bridge circuit.

Example sentences containing 'detector'

The first is that lie detectors are born and not made.

Times, Sunday Times (2012)

The tabloid press says lie detectors will be used.

Times, Sunday Times (2013)

The museum is heavily guarded and all visitors have to pass through metal detectors.

The Sun (2009)

You can have a positive emotional attachment to a smoke detector or a thermostat.

Times, Sunday Times (2014)

The kids know he took a lie detector test.

The Sun (2014)

Are they honestly suggesting it can be a lie detector?

Times, Sunday Times (2007)

More than three quarters of them were discovered with the aid of metal detectors.

Times, Sunday Times (2007)

It is a pocket smoke detector but also contains a motion sensor.

Times, Sunday Times (2008)

Learn to use bat detectors to listen for ultrasound calls.

Times, Sunday Times (2015)

It also included plastic weapons designed to evade metal detectors.

The Sun (2014)

Firefighters said that there were no working smoke detectors in the house.

Times, Sunday Times (2009)

And he will challenge those who claim to have been turned straight to take a lie detector test.

The Sun (2014)

Show makers claim couples taking lie detector tests are checked to see if there is a history of abuse.

The Sun (2009)

Yet fatal stabbings are now so common that schools are using metal detectors and putting police in the classroom.

The Sun (2007)

Vehicles are searched and all visitors have to pass through metal detectors and show the contents of their bags.

Times, Sunday Times (2009)

It will be the middle classes who are connected up to the lie detector and asked about their tax affairs.

Times, Sunday Times (2010)

He used radar detectors and a switch to dim rear lights to dodge the police and lots of cold coffee.

Times, Sunday Times (2013)

No terror group has claimed responsibility but messages sent by the plane show smoke detectors went off in the toilet.

The Sun (2016)

The frequencies had to be changed to ensure that soldiers could use their radios and bomb detectors at the same time.

Times, Sunday Times (2010)

Two couples take a lie detector test... will their love survive the results?

The Sun (2008)

The search for a reliable lie detector has been going on for centuries, with limited success.

Times, Sunday Times (2011)

Portuguese police do not routinely use lie detectors and it is highly unlikely that the results could be used in any future trial.

Times, Sunday Times (2007)

Or who don't have smoke detectors in their house.

Times, Sunday Times (2013)

Trends of 'detector'

Translations for 'detector'

British English: detector NOUN
A detector is an instrument which is used to discover that something is present somewhere, or to measure how much of something there is....a metal detector.

Brazilian Portuguese: detector
Chinese: 探测器
European Spanish: detector
French: détecteur
German: Detektor
Italian: rivelatore
Japanese: 探知機
Korean: 탐지기
Portuguese: detetor
Spanish: detector