n.

One that detects, especially a mechanical, electrical, or chemical device that automatically identifies and records or registers a stimulus, such as an environmental change in pressure or temperature, an electric signal, or radiation from a radioactive material.

IN BRIEF: A device used to show that something is present.

A death-bed is a detector of the heart. — Edward Young.

Note: click on a word meaning below to see its connections and related words.

The noun has 3 meanings:

Meaning #1: any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it
  Synonyms: sensor, sensing element

Meaning #2: rectifier that extracts modulation from a radio carrier wave
  Synonym: demodulator

Meaning #3: electronic equipment that detects the presence of radio signals or radioactivity

---

Dansk (Danish)
n. - person eller ting der opdager, føler, detektor, ensretter, omformer, registreringsapparat

Nederlands (Dutch)
detector (apparaat), verklikker (apparaat)

Français (French)
n. - détecteur

Deutsch (German)
n. - Detektor, Anzeiger

Ελληνική (Greek)
n. - ανιχνευτής, εντοπιστής

Italiano (Italian)
rivelatore

Português (Portuguese)
n. - detetor (m)

idioms:

• lie detector    detetor (m) de mentiras

Русский (Russian)
детектор

idioms:

• lie detector    детектор лжи

Español (Spanish)
n. - detector, quien detecta

Svenska (Swedish)
n. - tekn. detektor, kontrollanordning

中文（简体） (Chinese (Simplified))
发现者, 探测器, 侦察器

中文（繁體） (Chinese (Traditional))
n. - 發現者, 探測器, 偵察器

한국어 (Korean)
n. - 탐지기, 검출기

日本語 (Japanese)
n. - 発見者, 探知器

العربيه (Arabic)
‏(الاسم) المكشاف, جهاز للكشف عن المعادن أو المتفجرات أو التغير في الضغط أو درجه الحرارة وغيرها‏

עברית (Hebrew)
n. - ‮גלאי, מגלה, דטקטור‬

If you are unable to view some languages clearly, click here.

To select your translation preferences click here.

detector	Smoke Detector
Metal Detector	laser detector