WordReference Random House Unabridged Dictionary of American English © 2026
pa•le•o•bi•o•ge•og•ra•phy
(pā′lē ō bī′ō jē og′rə fē or, esp. Brit., pal′ē-),USA pronunciation n.
pa•le•o•bi•o•ge•o•graph•ic
(pā′lē ō bī′ō jē′ə graf′ik or, esp. Brit., pal′ē-),USA pronunciation pa′le•o•bi′o•ge′o•graph′i•cal, adj.
pa′le•o•bi′o•ge′o•graph′i•cal•ly, adv.
pa′le•o•bi′o•ge•og′ra•pher, n.
- Paleontologythe study of the distribution of ancient plants and animals and their relation to ancient geographic features.
- 1930–35; paleo- + biogeography
pa′le•o•bi′o•ge•og′ra•pher, n.