Definify.com
Webster 1913 Edition
Pyramid
Pyr′a-mid
,Noun.
[L.
pyramis
, -idis
, fr. Gr. [GREEK], [GREEK], of Egyptian origin: cf. F. pyramide
.] 1.
A solid body standing on a triangular, square, or polygonal base, and terminating in a point at the top; especially, a structure or edifice of this shape.
2.
(Geom.)
A solid figure contained by a plane rectilineal figure as base and several triangles which have a common vertex and whose bases are sides of the base.
3.
pl.
(Billiards)
The game of pool in which the balls are placed in the form of a triangle at spot.
[Eng.]
Altitude of a pyramid
(Geom.)
, the perpendicular distance from the vertex to the plane of the base.
– Axis of a pyramid
(Geom.)
, a straight line drawn from the vertex to the center of the base.
– Earth pyramid
. (Geol.)
See
– Earth pillars
, under Earth
. Right pyramid
(Geom.)
a pyramid whose axis is perpendicular to the base.
Webster 1828 Edition
Pyramid
PYR'AMID
,Noun.
The pyramids of Egypt may have been erected to the sun, during the prevalence of Sabianism.
A pyramid is formed by the meeting of three or more planes at a point termed the apex.
Definition 2024
Pyramid
pyramid
pyramid
See also: Pyramid
English
The Great Pyramids of Giza.
The initial layout of the game of Pyramid.
Alternative forms
- piramis (obsolete)
Noun
pyramid (plural pyramids)
- 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.
- 2014 September 7, “Doddington's garden pyramid is a folly good show: The owners of a Lincolnshire stately home have brought the folly into the 21st century, by building a 30ft pyramid [print edition: Great pyramid of Lincolnshire, 6 September 2014, p. G2]”, in The Daily Telegraph, London:
- [T]he owners of Doddington Hall, in Lincolnshire, have brought the folly into the 21st century, by building a 30ft pyramid in the grounds of the Elizabethan manor.
-
- (geometry) A solid with triangular lateral faces and a polygonal (often square or rectangular) base.
- (Britain, dated) The game of pool in which the balls are placed in the form of a triangle at spot.
- A pyramid scheme.
- (card games, uncountable) Alternative letter-case form of Pyramid. (a solitaire card game)
- (card games) The triangular layout of cards in the game of Pyramid.
- Build your pyramid with all cards face down, except the cards in the bottom row.
Quotations
For usage examples of this term, see Citations:pyramid.
Derived terms
Derived terms
|
Translations
ancient construction
|
|
construction
|
in geometry, a solid with triangular lateral faces and a polygonal base
|
|
pyramid scheme — see pyramid scheme
See also
Verb
pyramid (third-person singular simple present pyramids, present participle pyramiding, simple past and past participle pyramided)
- to build up or be arranged in the form of a pyramid
- (transitive, genetics) To combine (a series of genes) into a single genotype.
- (intransitive) To employ, or take part in, a pyramid scheme.
Swedish
Pronunciation
- Rhymes: -iːd
Noun
pyramid c
Declension
| Inflection of pyramid | ||||
|---|---|---|---|---|
| Singular | Plural | |||
| Indefinite | Definite | Indefinite | Definite | |
| Nominative | pyramid | pyramiden | pyramider | pyramiderna |
| Genitive | pyramids | pyramidens | pyramiders | pyramidernas |
Related terms
- pyramidspel