detector

D2E1T1E1C3T1O1R1
UK/dɪˈtɛktə(ɹ)/

noun

A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.

“Smoke detectors are mandatory in public buildings.”

Similar
sensorsensing elementdemodulator
CommonScrabble 11

Meanings

noundetector (plural detectors)

plural detectors

  1. A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.

    Smoke detectors are mandatory in public buildings.

    1 more example

    At 2255, it passed a hot axle box detector at Great Bridgeford. No problem here - the detector detected no abnormal temperatures anywhere in the consist.

    2026 March 18, Greg Morse, “1996 crash driving freight reforms”, in RAIL, number 1057, page 50
    1. An indicator showing the depth of the water in a boiler.
    2. A galvanometer, usually portable, for indicating the direction of a current.
    3. A device measuring radiation or electromagnetic waves.

Synonyms & antonyms

nounany device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner

Similar
sensorsensing element
Broader

nounrectifier that extracts modulation from a radio carrier wave

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latindētēctor
  2. Englishdetector

Borrowed from Latin dētēctor. Equals detect + -or (agent noun forming suffix).

Full word history & related roots →

Translations

Bulgarian дете́ктор
  • дете́ктор (detéktor)device capable of registering a specific substance or physical phenomenon
Chinese Mandarin 檢測儀 /检测仪
  • 檢測儀 /检测仪 (jiǎncèyí)device capable of registering a specific substance or physical phenomenon
Czech detektor
  • detektordevice capable of registering a specific substance or physical phenomenon
Danish detektor
  • detektordevice capable of registering a specific substance or physical phenomenon
Finnish ilmaisin, tunnistin
  • ilmaisindevice capable of registering a specific substance or physical phenomenon
  • tunnistindevice capable of registering a specific substance or physical phenomenon
French détecteur
  • détecteurdevice capable of registering a specific substance or physical phenomenon
German Detektor
  • Detektordevice capable of registering a specific substance or physical phenomenon
Greek ανιχνευτής
  • ανιχνευτής (anichneftís)device capable of registering a specific substance or physical phenomenon
Hebrew גלאי
  • גלאי (galai)device capable of registering a specific substance or physical phenomenon
Hindi डिटेक्टर
  • डिटेक्टर (ḍiṭekṭar)device capable of registering a specific substance or physical phenomenon
Indonesian detektor
  • detektordevice capable of registering a specific substance or physical phenomenon
Irish brathadóir
  • brathadóirdevice capable of registering a specific substance or physical phenomenon
Malay pengesan
  • pengesandevice capable of registering a specific substance or physical phenomenon
Māori paerongo, pūoko
  • paerongodevice capable of registering a specific substance or physical phenomenon
  • pūokodevice capable of registering a specific substance or physical phenomenon
Norwegian Bokmål detektor
  • detektordevice capable of registering a specific substance or physical phenomenon
Polish wykrywacz, detektor
  • wykrywaczdevice capable of registering a specific substance or physical phenomenon
  • detektordevice capable of registering a specific substance or physical phenomenon
Portuguese detetor, detector
  • detetordevice capable of registering a specific substance or physical phenomenon
  • detectordevice capable of registering a specific substance or physical phenomenon
Romanian detector
  • detectordevice capable of registering a specific substance or physical phenomenon
Russian дете́ктор
  • дете́ктор (dɛtɛ́ktor)device capable of registering a specific substance or physical phenomenon
Swedish detektor
  • detektordevice capable of registering a specific substance or physical phenomenon
Tagalog paniktik
  • paniktikdevice capable of registering a specific substance or physical phenomenon
Ukrainian дете́ктор
  • дете́ктор (detéktor)device capable of registering a specific substance or physical phenomenon

Rhymes & wordplay

Rhymes with detector

All rhymes →

Anagrams

Cite this entry
APA

detector. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/detector

MLA

“detector.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/detector. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “detector,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/detector.

Source: detector on Wiktionary, CC BY-SA 4.0.