pyramids

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a polyhedron having a polygonal base and triangular sides with a common vertex
  2. noun (stock market) a series of transactions in which the speculator increases his holdings by using the rising market value of those holdings as margin for further purchases
  3. noun a massive monument with a square base and four triangular sides; begun by Cheops around 2700 BC as royal tombs in ancient Egypt

Synonyms

pyramid

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