释义 |
Definition of coniform in English: coniformadjective 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: coniformadjective 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. |