Basilosaurus Definition
băsə-lə-sôrəs
noun
A large extinct whale of the genus Basilosaurus of the Eocene Epoch, having a long thin body and vestigial hind limbs.
American Heritage
Origin of Basilosaurus
New Latin Basilosaurus genus name Greek basileus king Greek sauros lizard (from its former classification as a reptilian)
From American Heritage Dictionary of the English Language, 5th Edition
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