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“biogeographic regions”
biogeographic regions (pl) (noun), no singular
References to areas of the world that contain recognizably distinct and special fauna, or animals, and plants.
This entry is located in the following units:
bio-, bi-, -bia, -bial, -bian, -bion, -biont, -bius, -biosis, -bium, -biotic, -biotical
(page 14)
grapho-, graph-, -graph, -graphy, -grapher, -graphia
(page 10)