名詞 paleontology:

1. the earth science that studies fossil organisms and related remains
   同義詞：palaeontology, fossilology

pa.le.on.tol.o.gy

n.（名詞）
The study of the forms of life existing in prehistoric or geologic times, as represented by the fossils of plants, animals, and other organisms.
古生物學(xué)：對(duì)出現(xiàn)在史前或地質(zhì)時(shí)代的生命的形成的研究，體現(xiàn)在植物、動(dòng)物和其它有機(jī)體的化石上

【引伸】
pa.leon.tolog.ic
pa.leontol.ogist
n.（名詞）