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单词 coniform
释义

Definition of coniform in English:

coniform

adjective ˈkəʊnɪfɔːm
rare
  • Having the shape of a cone.

    Example sentencesExamples
    • The coniform elements are laterally compressed with broad cusps that bear thinly keeled posterior and anterior cusp margins and lateral costa on each lateral cusp face.
    • Natural assemblages that represent taxa that formed only coniform elements are exceedingly rare.
    • In 1982, he demonstrated that the coniform elements of Phakalodus tenuis, a protoconodont, are histologically similar to the grasping spines of the living chaetognath, Sagitta.
    • However, none of the geniculate coniform elements that are especially distinctive of this species has been recovered.
    • It is a markedly asymmetrical, proclined to erect, coniform element that is posterolaterally compressed with two costae; one which is anterolateral and the other postero-lateral to the cusp.

Origin

Late 18th century: from Latin conus ‘cone’ + -form.

 
 

Definition of coniform in US English:

coniform

adjective
rare
  • Having the shape of a cone.

    Example sentencesExamples
    • However, none of the geniculate coniform elements that are especially distinctive of this species has been recovered.
    • In 1982, he demonstrated that the coniform elements of Phakalodus tenuis, a protoconodont, are histologically similar to the grasping spines of the living chaetognath, Sagitta.
    • It is a markedly asymmetrical, proclined to erect, coniform element that is posterolaterally compressed with two costae; one which is anterolateral and the other postero-lateral to the cusp.
    • The coniform elements are laterally compressed with broad cusps that bear thinly keeled posterior and anterior cusp margins and lateral costa on each lateral cusp face.
    • Natural assemblages that represent taxa that formed only coniform elements are exceedingly rare.

Origin

Late 18th century: from Latin conus ‘cone’ + -form.

 
 
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更新时间:2025/2/26 2:42:03