Definition of basilosaurus in English:


Line breaks: bas¦ilo|saurus
Pronunciation: /ˌbasɪlə(ʊ)ˈsɔːrəs


  • A large marine cetacean of the Eocene epoch, having rudimentary fore and hind limbs.
    • Genus Basilosaurus, suborder Archaeoceti, order Cetacea
    More example sentences
    • Although Basilosaurus possessed a fluke and peduncle, Buchholtz dismisses these features because they are too short relative to body length.
    • One of these was pictured in the exhibition - the Basilosaurus.
    • In Basilosaurus, nearly all of these structures lay within the body wall, and most parts were immobile.


modern Latin, from Greek basileus 'king' + sauros 'lizard'.

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Pronunciation: ˈmeɪlstrəm
a powerful whirlpool in the sea