The Collaborative International Dictionary of English v.0.48:
palaeontology \palaeontology\ n. The branch of archeology that studies fossil organisms and related remains. Syn: paleontology, fossilology. [WordNet 1.5]WordNet (r) 3.0 (2006):
palaeontology n 1: the earth science that studies fossil organisms and related remains [syn: paleontology, palaeontology, fossilology]