detritivore Syllabification: (de·tri·ti·vore)Pronunciation: /diˈtritəˌvôr/Definition of detritivore noun Zoology an animal that feeds on dead organic material, especially plant detritus. Derivatives detritivorousPronunciation: /ˌdetrəˈtivərəs/ adjective Origin: 1960s: from detritus + -vore 'eating' (see -vorous)detritivore in other Oxford dictionaries Definition of detritivore in the British & World English dictionary