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词汇 carinate
释义

Definition of carinate in English:

carinate

adjective ˈkarɪneɪtˈkarɪnət
  • 1Having a keel-like ridge.

    有龙骨状突起的

    Example sentencesExamples
    • The bluffs above the swamp are the only known home of the carinate pill snail, a species once thought extinct.
    1. 1.1 (of a bird) having a deep ridge on the breastbone for the attachment of flight muscles.
      (鸟)有突起胸骨的,突胸的。与RATITE 相对
      Contrasted with ratite
      Example sentencesExamples
      • Fossils of volant paleoganthous carinate birds from the Paleocene and Eocene appear phenetically most similar to tinamiform birds.
      • The story of Mesozoic birds became complicated by the discovery in 1985, by Russian colleague Evgeny Kurochkin, of Ambiortus, a Lower Cretaceous archaic but modern-type ornithurine (carinate) bird with an advanced flight apparatus.
      • Penguins are flightless divers with poorly pneumatized skeleton, carinate sternum with two lateral notches, 15 cervical vertebrae and basipterygoid processes absent.

Derivatives

  • carinated

  • adjective
    • Other elements of the Mycenaean drinking set were found in small quantities in the subsidiary rooms, but these were greatly outnumbered by the indigenous forms, in particular the Base Ring carinated cup.
      Example sentencesExamples
      • Among these latter Caddo groups, simple bowls and carinated bowls comprise between 57 and 70 percent of the vessels placed in the graves as burial offerings.
      • From the same tomb comes a composite Helladic-Minoan silver goblet, with its carinated shape and a Minoan niello floral scene.
      • In Achaia in the western Peloponnese, a tomb at Katarraktis provided a silver bowl, a hemispherical bronze bowl, a bowl with wishbone handle, and a carinated bowl.
      • The two typical forms, common in both assemblages, are a shallow bowl with inturned, grooved rim and a carinated casserole with an upward roll on the outer edge of the rim.
  • carination

  • noun
    • Furthermore, recently sectioned topotypes of Orthocyathus flexus include forms with stronger carination than is normally found in Cyathophyllum dianthus.
      Example sentencesExamples
      • In most cases, the carinated bowl has a wider diameter (at either the carination or the orifice) than the height of the vessel.
      • Other genera and species of the Goniasmatidae have a heliciform larval shell without carination while the larval shell of the Erwinispirinae is markedly bicarinate.
      • The early form had a flaring body with an inwardly thickened, inturned rim offset by a marked carination outside.

Origin

Late 18th century: from Latin carinatus 'having a keel', from carina 'keel'.

Definition of carinate in US English:

carinate

adjective
  • 1Having a keel-like ridge.

    有龙骨状突起的

    Example sentencesExamples
    • The bluffs above the swamp are the only known home of the carinate pill snail, a species once thought extinct.
    1. 1.1 (of a bird) having a deep ridge on the breastbone for the attachment of flight muscles.
      (鸟)有突起胸骨的,突胸的。与RATITE 相对
      Contrasted with ratite
      Example sentencesExamples
      • Fossils of volant paleoganthous carinate birds from the Paleocene and Eocene appear phenetically most similar to tinamiform birds.
      • Penguins are flightless divers with poorly pneumatized skeleton, carinate sternum with two lateral notches, 15 cervical vertebrae and basipterygoid processes absent.
      • The story of Mesozoic birds became complicated by the discovery in 1985, by Russian colleague Evgeny Kurochkin, of Ambiortus, a Lower Cretaceous archaic but modern-type ornithurine (carinate) bird with an advanced flight apparatus.

Origin

Late 18th century: from Latin carinatus ‘having a keel’, from carina ‘keel’.

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