palaeoecologyPronunciation: /ˌpalɪəʊɪˈkɒlədʒi, ˌpeɪ-/ (US paleoecology)Definition of palaeoecology noun [mass noun] the ecology of fossil animals and plants. Derivatives palaeoecologicalPronunciation: /-kəˈlɒdʒɪk(ə)l/ adjective palaeoecologist noun palaeoecology in other Oxford dictionaries Definition of palaeoecology in the US English dictionary