irregular prism

名词 n.

英文释义

名词 n.
  1. a prism whose cross section is an irregular polygon
    — A right prism, having regular polygons for its terminating planes, is said to be regular ; an irregular prism is one in which the ends are irregular polygons.
  2. a solid that is like a prism but whose cross section is not (necessarily) a polygon
    — If the base be a triangle, it is called a triangular prism; if a square, a square prism; if a pentagon, a pentagonal prism; and' if the base is any irregular figure, it is called an irregular prism : ...

词形变化

irregular prisms plural
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