ピラミッド

ぴらみっど
noun
pyramid
1. pyramid
A structure with a square base and triangular sides meeting at a point, especially the ancient Egyptian monuments. Also used figuratively for hierarchical or triangular structures.
エジプトのピラミッドを見(み)たい。
I want to see the pyramids of Egypt.
食品(しょくひん)ピラミッドで栄養(えいよう)バランスを学(まな)ぶ。
To learn about nutritional balance from the food pyramid.
この組織(そしき)はピラミッド型(がた)の構造(こうぞう)で、トップの判断(はんだん)が絶対(ぜったい)だ。
This organization has a pyramid structure where the top's decisions are absolute.

ピラミッド is a loanword from English "pyramid," used for both the ancient Egyptian structures and figuratively for any triangular or hierarchical arrangement.

LITERAL USE:

  • エジプトのピラミッド: the Egyptian pyramids
  • ピラミッドを建(た)てる: to build a pyramid

FIGURATIVE USE:

Common in business, sociology, and data visualization to describe hierarchical or triangular structures.

  • ピラミッド型(がた): pyramid-shaped, pyramid structure
  • ピラミッド構造(こうぞう): hierarchical structure
  • 人口(じんこう)ピラミッド: population pyramid (demographics)
  • 食品(しょくひん)ピラミッド: food pyramid (nutrition)
  • ピラミッド組織(そしき): pyramid organization (top-down hierarchy)

NOTE:
ピラミッド is also used in the compound ピラミッド商法(しょうほう) (pyramid scheme), referring to illegal multilevel marketing scams.

general
Added 2026.2.15 19:01 · Revised 2026.4.2 16:10
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