presence detector

См. также в других словарях:

• Detector — De*tect or, n. [L., a revealer.] One who, or that which, detects; a detecter. Shak. [1913 Webster] A deathbed s detector of the heart. Young. [1913 Webster] 2. Specifically: (a) An indicator showing the depth of the water in a boiler. (b) (Elec.) …   The Collaborative International Dictionary of English

• Detector lock — Detector De*tect or, n. [L., a revealer.] One who, or that which, detects; a detecter. Shak. [1913 Webster] A deathbed s detector of the heart. Young. [1913 Webster] 2. Specifically: (a) An indicator showing the depth of the water in a boiler.… …   The Collaborative International Dictionary of English

• detector — ► NOUN ▪ a device designed to detect the presence of something and to emit a signal in response …   English terms dictionary

• detector — [dē tek′tər, ditek′tər; ] also, esp.for 2 & 3 [, dē′tek΄tər] n. 1. a person or thing that detects 2. an apparatus or device for indicating the presence of something, as electric waves 3. DEMODULATOR …   English World dictionary

• Detector (radio) — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• detector — /di tek teuhr/, n. 1. a person or thing that detects. 2. a device for detecting smoke, fire, or some other hazardous condition. 3. a device for detecting the presence of metal, contraband, or other items that might be hidden or concealed. 4.… …   Universalium

• detector — The component of a laboratory instrument which detects the chemical or physical signal indicating the presence or quantity of the substance of interest. solid state d. a d. that uses a crystalline scintillating material rather than an ionization …   Medical dictionary

• detector — Device which reveals the presence of electric waves or radioactivity or the presence of metal or indicates the presence of eavesdropping equipment ( bug ). See also polygraph wiretapping …   Black's law dictionary

• detector — Device which reveals the presence of electric waves or radioactivity or the presence of metal or indicates the presence of eavesdropping equipment ( bug ). See also polygraph wiretapping …   Black's law dictionary

• detector — de•tec•tor [[t]dɪˈtɛk tər[/t]] n. 1) a person or thing that detects 2) cvb any of various devices for detecting and registering the presence of or a change in something 3) tgp a) a device for detecting electric oscillations or waves b) elo a… …   From formal English to slang

• detector — noun Date: 1541 one that detects: as a. a device for detecting the presence of electromagnetic waves or of radioactivity b. a rectifier of high frequency current used especially for extracting the intelligence from a radio signal …   New Collegiate Dictionary