錐すい体たい

noun

cone; pyramid; conic solid

Geometric term for a solid with a polygonal base and a point, or a cone. Used in mathematics and technical contexts.

• 円えん錐すいは底てい面めんが円えんの錐すい体たいです。

  A circular cone is a cone whose base is a circle.

• 三さん角かく錐すいは底てい面めんが三さん角かく形けいの錐すい体たいです。

  A triangular pyramid is a pyramid whose base is a triangle.

noun

retinal cone; cone cell

Medical/anatomical term for cone cells in the retina. Often used in ophthalmology and vision science.

• 錐すい体たいは明あかるい場ば所しょでの色しき覚かくに関かん与よする。

  Cone cells are involved in color vision in bright light.