saprophyte Syllabification: (sap·ro·phyte)Pronunciation: /ˈsaprəˌfīt/Definition of saprophyte noun Biology a plant, fungus, or microorganism that lives on dead or decaying organic matter. Derivatives saprophyticPronunciation: /ˌsaprəˈfitik/ adjective saprophyticallyPronunciation: /-ik(ə)lē/ adverb saprophyte in other Oxford dictionaries Definition of saprophyte in the British & World English dictionary