Definition of detritus noun from the Oxford Advanced Learner's Dictionary

     

    detritus

     noun
    noun
    BrE BrE//dɪˈtraɪtəs//
     
    ; NAmE NAmE//dɪˈtraɪtəs//
     
    [uncountable]
     
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  1. 1(specialist) natural waste material that is left after something has been used or broken up organic detritus from fish and plants
  2. 2(formal) any kind of rubbish/garbage that is left after an event or when something has been used synonym debris the detritus of everyday life The kitchen table was still stacked with the detritus of the previous night.
  3. Word Origin late 18th cent. (in the sense ‘detrition’): from French détritus, from Latin detritus, from deterere ‘wear away’.
See the Oxford Advanced American Dictionary entry: detritus