Definition of photomultiplier in English:


Syllabification: pho·to·mul·ti·pli·er
Pronunciation: /ˌfōtōˈməltəplīər


  • An instrument containing a photoelectric cell and a series of electrodes, used to detect and amplify the light from very faint sources.
    More example sentences
    • With Pica, a photomultiplier detects the emitted photons but, because of the small number produced during switching, multiple passes have to be used to build up a picture of circuit activity.
    • The reflected fluorescence was detected via photomultipliers.
    • Samples were also simultaneously imaged using the secondary electrons that were detected by a photomultiplier.

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Word of the day skosh
Pronunciation: skōSH
a small amount; a little