sensing element

1. Any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner (synset 103185635)
   is a type of: device - an instrumentality invented for a particular purpose
   subtypes:

   • metal detector - detector that gives a signal when it detects the presence of metal; used to detect the presence of stray bits of metal in food products or to find buried metal
   • mine detector - detector consisting of an electromagnetic device; used to locate explosive mines
   • electric eye, magic eye, photocell, photoconductive cell, photoelectric cell - a transducer used to detect and measure light and other radiations
   • trace detector - a screening device for traces of explosives; used at airline terminals
   same as: detector, sensor

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