Library / English Dictionary

    PHOTOCELL

    Pronunciation (US): Play  (GB): Play

     I. (noun) 

    Sense 1

    Meaning:

    A transducer used to detect and measure light and other radiationsplay

    Synonyms:

    electric eye; magic eye; photocell; photoconductive cell; photoelectric cell

    Classified under:

    Nouns denoting man-made objects

    Hypernyms ("photocell" is a kind of...):

    detector; sensing element; sensor (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)

    transducer (an electrical device that converts one form of energy into another)

    Meronyms (parts of "photocell"):

    photocathode (a cathode that emits electrons when illuminated)

    Hyponyms (each of the following is a kind of "photocell"):

    selenium cell (a photoelectric cell that uses a strip of selenium)

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