(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.
verb (used without object)
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.
verb (used with object)
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
1350–1400; <Latin pȳramid- (stem of pȳramis) <Greek pȳramís; replacing Middle English pyramis<Latin, as above
They also are recreating ancient techniques themselves — from rolling pyramid rocks to testing out ancient tar recipes.
Let’s learn about ancient technology|Bethany Brookshire|September 15, 2020|Science News For Students
Societies can prepare for inversion of the population pyramid if they consider the different scenarios, but it will require long term planning.
How Rising Education for Women Is Shaping the Global Population - Facts So Romantic|Kiki Sanford|August 19, 2020|Nautilus
While those with higher incomes can afford to save more, “we can’t say the same about people who are at the bottom of the pyramid, which is a major chunk,” he says.
Could the Recession Revive the Savings Gene in China and India?|Pallabi Munsi|August 16, 2020|Ozy
ROMY is an upside-down pyramid of pipes, about the length of a telephone pole on each side.
A giant underground motion sensor in Germany tracks Earth’s wobbles|Maria Temming|July 17, 2020|Science News
The word “mummy” conjures images of gold-coated, bandage-wrapped bodies, hidden away in pyramids.
Let’s learn about mummies|Bethany Brookshire|July 8, 2020|Science News For Students
As the pyramid grew, the teen struggled to manage his responsibilities at home, in school and with his sham company.
He Bullies Kids and Calls It News|Brandy Zadrozny|June 26, 2014|DAILY BEAST
“This pyramid monster hotel will monopolize all the business in the city,” CEO Reto Wittwer said.
Nobody’s Home at the Hermit Kingdom’s Ghost Hotel|Nina Strochlic|May 22, 2014|DAILY BEAST
Finally, a pyramid constructed from Germany army helmets in New York City in 1918.
History Porn|Justin Green|March 11, 2013|DAILY BEAST
At the top of the pyramid is AQIM, under which are a myriad of different groups each with their own agendas.
No Quick Fix For Mali: French Troops Can’t End Crisis|William Lloyd George|January 30, 2013|DAILY BEAST
When you take away the top of the pyramid, it literally looks like a different shape.
Matt Damon and John Krasinski Talk About Their Bromance, ‘Promised Land,’ and More|Kevin Fallon|December 26, 2012|DAILY BEAST
Instead of this he leaped over to a pile of rocks that chanced to lie close by, forming a species of pyramid.
The Boy Scouts Along the Susquehanna|Herbert Carter
Had this covering remained intact it would be impossible to climb the pyramid of Cheops.
The Critic in the Orient|George Hamlin Fitch
These, standing on into changed times, strike the imagination as forcibly as any pyramid or feudal tower.
The Works of Robert Louis Stevenson - Swanston Edition|Robert Louis Stevenson
In the zenith—that is, above the top of the Pyramid—is a triangle surrounded by a glory; and in the centre is an all-seeing eye.
The Lost Ten Tribes, and 1882|Joseph Wild
A great advance in the manufacture of pottery was achieved during the Pyramid Age, when the potter's wheel was invented.
The New Gresham Encyclopedia|Various
British Dictionary definitions for pyramid
pyramid
/ (ˈpɪrəmɪd) /
noun
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
mathsa solid having a polygonal base and triangular sides that meet in a common vertex
crystalloga crystal form in which three planes intersect all three axes of the crystal
anatomyany pointed or cone-shaped bodily structure or part
financea 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
mainlyUSthe series of transactions involved in pyramiding securities
(plural)a game similar to billiards with fifteen coloured balls
verb
to build up or be arranged in the form of a pyramid
mainlyUSto 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