paleontology (chiefly US) noun
or British palaeontology /ˌpeɪliˌɑːnˈtɑːləʤi/ Brit /ˌpæliənˈtɒləʤi/ paleontology (chiefly US)
noun
or British palaeontology /ˌpeɪliˌɑːnˈtɑːləʤi/ Brit /ˌpæliənˈtɒləʤi/ Learner's definition of PALEONTOLOGY
[noncount]
: the science that deals with the fossils of animals and plants that lived very long ago especially in the time of dinosaurs古生物学（研究生活在很久以前尤其是恐龙时代的动植物化石的科学）
— paleontologist
(chiefly US) or British palaeontologist /ˌpeɪliˌɑːnˈtɑːləʤɪst/ Brit /ˌpæliˌɒnˈtɒləʤɪst/ noun, plural paleontologists [count]