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noun
An extinct primate belonging to the suborder Plesiadapoidea.
adjective
Of, relating to, or characteristic of the suborder Plesiadapoidea.
Origin
1960s; earliest use found in Alfred Romer (1894–1973), paleontologist and biologist. From scientific Latin Plesiadapis, genus name + -oid, after scientific Latin Plesiadapoidea, suborder name.
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