Pyramid (image processing)
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



  1. 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.
  2. A construction in the shape of a pyramid, usually with a square or rectangular base.
  3. A solid with triangular lateral faces and a polygonal (often square or rectangular) base.
  4. A pyramid scheme.


Noun



pyramid
  1. pyramid
  2. Pyramid-shaped construction.
 
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