pyramid
noun

1 a large building with a square or TRIANGULAR base and sloping sides that meet in a point at the top. The ancient Egyptians built stone pyramids as places to bury their kings and queens.

2 (geometry) a solid shape with a square or TRIANGULAR base and sloping sides that meet in a point at the top

3 an object or a pile of things that has the shape of a pyramid:
a pyramid of cans in a shop window

4 an organization or a system in which there are fewer people at each level as you get near the top:
a management pyramid

pyramidal adjective

• Từ đồng nghĩa / Synonyms: Pyramid   Great Pyramid   Pyramids of Egypt