- (in ancient Egypt) a quadrilateral masonry mass having smooth, steeply sloping sides meeting at an apex, used as a tomb.
- (in ancient Egypt and pre-Columbian Central America) a quadrilateral masonry mass, stepped and sharply sloping, used as a tomb or a platform for a temple.
- anything of such form.
- a number of persons or things arranged or heaped up in this manner: a pyramid of acrobats; a pyramid of boxes.
- a system or structure resembling a pyramid, as in hierarchical form.
- Geometry. a solid having a polygonal base, and triangular sides that meet in a point.
- Crystallography. any form the planes of which intersect all three of the axes.
- Anatomy, Zoology. any of various parts or structures of pyramidal form.
- Also called pyramid scheme. a scheme that pyramids, as in speculating on the stock exchange or writing a chain letter.
- a tree pruned or trained to grow in conical form.
- pyramids, (used with a singular verb) British. a form of pocket billiards for two or four players in which 15 colored balls, initially placed in the form of a triangle, are pocketed with one white cue ball.
- to take, or become disposed in, the form of a pyramid.
- Stock Exchange. (in speculating on margin) to enlarge one's operations in a series of transactions, as on a continued rise or decline in price, by using profits in transactions not yet closed, and consequently not yet in hand, as margin for additional buying or selling in the next transaction.
- to increase gradually, as with the completion of each phase: Our problems are beginning to pyramid.
- to arrange in the form of a pyramid.
- to raise or increase (costs, wages, etc.) by adding amounts gradually.
- to cause to increase at a steady and progressive rate: New overseas markets have pyramided the company's profits.
- Stock Exchange. (in speculating on margin) to operate in, or employ in, pyramiding.
Origin of pyramid
Examples from the Web for pyramids
Unfortunately, dozens of pyramids are missing their peaks thanks to an overeager, gold-seeking explorer.
The pyramids of Meroe await a day when stability will allow outsiders to peek at a forgotten ancient kingdom.
He had aspired to construct an epic figure after visiting the pyramids and sphinxes of Egypt in 1855.128 Years Old and Still a Looker: Happy Birthday to Lady Liberty
October 28, 2014
On a bus the way back from the Pyramids, we passed Gaza through a border crossing patrolled by Israel.Gaza, You're No Good For My Marriage
August 9, 2014
The second monster was an Englishman, Richard Vyse, who on a visit to Egypt in 1835 became fascinated by the pyramids of Giza.The Nile: Where Ancient and Modern Meet
June 21, 2014
They consist of three groups, and there are, in all, about eighty pyramids.
It's just so with George Washington, and the same with them pyramids.Tom Sawyer Abroad
Mark Twain (Samuel Clemens)
Which do you find more impressive, the Sphinx or the Pyramids?
There never was such gold as this gold of sand and pyramids, under the moon!
The Haystacks stand there like the Pyramids on the wall of mountains.The Works of Whittier, Volume VI (of VII)
John Greenleaf Whittier
- a huge masonry construction that has a square base and, as in the case of the ancient Egyptian royal tombs, four sloping triangular sides
- an object, formation, or structure resembling such a construction
- maths a solid having a polygonal base and triangular sides that meet in a common vertex
- crystallog a crystal form in which three planes intersect all three axes of the crystal
- anatomy any pointed or cone-shaped bodily structure or part
- finance a group of enterprises containing a series of holding companies structured so that the top holding company controls the entire group with a relatively small proportion of the total capital invested
- mainly US the series of transactions involved in pyramiding securities
- (plural) a game similar to billiards with fifteen coloured balls
- to build up or be arranged in the form of a pyramid
- mainly US to speculate in (securities or property) by increasing purchases on additional margin or collateral derived from paper profits associated with high prices of securities and property in a boom
- finance to form (companies) into a pyramid
Word Origin and History for pyramids
1550s (earlier in Latin form piramis, late 14c.), from French pyramide (Old French piramide "obelisk, stela," 12c.), from Latin pyramides, plural of pyramis "one of the pyramids of Egypt," from Greek pyramis (plural pyramides) "a pyramid," apparently an alteration of Egyptian pimar "pyramid." Financial sense is from 1911. Related: Pyramidal.
- A solid figure with a polygonal base and triangular faces that meet at a common point.
- A structure or part shaped like a pyramid.
A group of huge monuments in the Egyptian desert, built as burial vaults for the pharaohs and one of the Seven Wonders of the Ancient World. The pyramids have square bases and four triangular faces. Pyramid building began in Egypt (see also Egypt) about 2700 b.c. and required vast amounts of slave labor.