Pyramid
WordNet
noun
(1) A massive monument with a square base and four triangular sides; begun by Cheops around 2700 BC as royal tombs in ancient Egypt
(2) (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) A polyhedron having a polygonal base and triangular sides with a common vertex
verb
(4) Increase rapidly and progressively step by step on a broad base
(5) Arrange or build up as if on the base of a pyramid
(6) Use or deal in (as of stock or commercial transaction) in a pyramid deal
(7) Enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
WiktionaryText
Etymology
From ← ← ← , from Ancient Egyptian pimar "pyramid".
- The Ancient Egyptian word for pyramid is .
Noun
- An ancient massive construction with a square or rectangular base and four triangular sides meeting in an apex, such as those built as tombs in Egypt or as bases for temples in Mesoamerica.
- A construction in the shape of a pyramid, usually with a square or rectangular base.
- A solid with triangular lateral faces and a polygonal (often square or rectangular) base.
- A pyramid scheme.
Noun
pyramid
- pyramid
- Pyramid-shaped construction.