Look up cone in Wiktionary, the free dictionary.

Cone (from the Greek κώνος, Latin conu) is a basic geometrical shape. It may also refer to: Wikipedia does not have an article with this exact name. ... Wiktionary (a portmanteau of wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ... Image File history File links No higher resolution available. ... This article is about the geometric object, for other uses see Cone. ...

• Volcanic cone, a mountain formed by material ejected from a volcanic vent
• Conifer cone, a seed-bearing organ on conifer plants
• Cone cell, in anatomy, a type of light-sensitive cell found along with rods in the retina of the eye
• Pyrometric cone, in ceramic manufacture, a contolled mixture of minerals used to gauge the extent of firing
• Ice cream cone, an edible container in which ice cream is served, shaped like an inverted cone open at its top
• Cone is a colloquial Australian term for cannabis, most commonly a bong load or 'bowl' of cannabis.
• Traffic cone, a brightly colored cone-shaped plastic object commonly used as a temporary traffic barrier or warning sign
• Cone, the name given to an optical fibre that tapers almost to a point
• Cone, a part of a loudspeaker that moves the air, creating sound waves
• Gastropods (snails) of the genus Conus.
• Elizabethan collars, cone-shaped collars worn by pets

In mathematics: PuÊ»u ʻŌʻō, a cinder-and-spatter cone on KÄ«lauea, HawaiÊ»i Volcanic cones are among the simplest volcano formations in the world. ... Mature female European Black Pine cone Male cones of a pine A cone (in formal botanical usage: strobilus, plural strobili) is an organ on plants in the division Pinophyta (conifers) that contains the reproductive structures. ... A ripe red jalapeño cut open to show the seeds For other uses, see Seed (disambiguation). ... Orders & Families Cordaitales † Pinales   Pinaceae - Pine family   Araucariaceae - Araucaria family   Podocarpaceae - Yellow-wood family   Sciadopityaceae - Umbrella-pine family   Cupressaceae - Cypress family   Cephalotaxaceae - Plum-yew family   Taxaceae - Yew family Vojnovskyales † Voltziales † The conifers, division Pinophyta, also known as division Coniferae, are one of 13 or 14 division level taxa within the... Normalised absorption spectra of human cone (S,M,L) and rod (R) cells Cone cells, or cones, are cells in the retina of the eye which only function in relatively bright light. ... A pyrometric cone is a spike-shaped piece of chemically refined clay used to measure temperature in a kiln when firing pottery. ... A stack of sugar ice cream cones An ice cream cone or cornet is a cone-shaped pastry, usually made of a wafer similar in texture to a waffle, in which ice cream is served, allowing it to be eaten without a bowl or spoon. ... Missing image Ice cream is often served on a stick Boxes of ice cream are often found in stores in a display freezer. ... Look up Cannabis in Wiktionary, the free dictionary. ... A bong is a smoking device, generally used to smoke tobacco, but also other substances, such as marijuana. ... Traffic cones are usually used to divert traffic. ... Optical fibers An optical fiber (or fibre) is a glass or plastic fiber designed to guide light along its length by confining as much light as possible in a propagating form. ... This article or section needs copy editing for grammar, style, cohesion, tone and/or spelling. ... The continental United States refers (except sometimes in U.S. federal law and regulations) to the largest part of the U.S. that is delimited by a continuous border. ... As worn by good Queen Bess An Elizabethan collar, shaped like a truncated cone, is worn by a pet, usually a cat or dog, to prevent it scratching a wound on its head or neck or licking a wound or infection on its body. ...

The surface generated by a straight line, the generator, passing through a fixed point, the vertex, and moving along a fixed curve, the directrix. A right circular cone.

• Cone (geometry), the basic shape
• The Cone (topology) of an arbitrary set X means the union of all line segments connecting a fixed point to points of X. For example, this coning operation will turn a triangle into a tetrahedron. The cone over an n-simplex is an (n+1)-simplex.
• The mapping cone of a map of chain complexes. (See mapping cone (homological algebra)).
• Conic solid, the cone of a plane figure.
• Projective cone, a similar (but more general) concept in projective geometry
• Conical surface, generated by a moving line with one fixed point
• Conic section, any curve obtained by cutting a conical surface by an arbitrary plane
• Mapping cone of a continuous map of topological spaces
• Mapping cone (homological algebra) of a continuous map of chain complexes
• Cone (linear algebra), in linear algebra, a subset of vector space closed under positive scaling
  • Convex cone, a cone that is closed under convex combinations
• Cone graph, in graph theory, a graph with a universal vertex
• Central projection, also called "conical projection", in geometry; see also perspective projection
• In cartography, however, a conic (or conical) projection maps the spherical surface of the Earth to a conical surface, that is then unrolled onto a plane; see map projection
• Cone (category theory), a family of morphisms resembling a geometric cone.
• A cone is an abstract family of languages that contains those formal languages having a regular grammar.

Cone can also be a proper name or nickname: This article is about the geometric object, for other uses see Cone. ... In topology, especially algebraic topology, the cone CX of a topological space X is the quotient space: of the product of X with the unit interval I = [0, 1]. Intuitively we make X into a cylinder and collapse one end of the cylinder to a point. ... This article is about sets in mathematics. ... The geometric definition of a line segment In geometry, a line segment is a part of a line that is bounded by two end points, and contains every point on the line between its end points. ... A triangle is one of the basic shapes of geometry: a polygon with three vertices and three sides which are straight line segments. ... A tetrahedron (plural: tetrahedra) is a polyhedron composed of four triangular faces, three of which meet at each vertex. ... In geometry, a simplex (plural: simplices) or n-simplex is an n-dimensional analogue of a triangle. ... In mathematics, a chain complex is a construct originally used in the field of algebraic topology. ... In homological algebra, the mapping cone is a construction on a map of chain complexes inspired by the analogous construction in topology. ... A conic solid is the locus of all line segments between a simply connected region of a plane (the base) and a point (the apex) outside the plane. ... A projective cone (or just cone) in projective geometry is the union of all lines that intersect a projective subspace R (the apex of the cone) and an arbitrary subset A (the basis) of some other subspace S, disjoint from R. In the special case that R is a single... In geometry, a (general) conical surface is the unbounded surface formed by the union of all the straight lines that pass through a fixed point — the apex or vertex — and any point of some fixed space curve — the directrix — that does not contain the apex. ... Wikibooks has more on the topic of Conic section Types of conic sections Table of conics, Cyclopaedia, 1728 In mathematics, a conic section (or just conic) is a curve that can be formed by intersecting a cone (more precisely, a right circular conical surface) with a plane. ... In mathematics, especially homotopy theory, the mapping cone is a construction Cf of topology. ... In homological algebra, the mapping cone is a construction on a map of chain complexes inspired by the analogous construction in topology. ... In linear algebra, a (linear) cone is a subset of a vector space that is closed under multiplication by positive scalars. ... In linear algebra, a convex cone is a subset of a vector space that is closed under linear combinations with positive coefficients. ... Perspective projection is a type of drawing that graphically approximates on a planar (two-dimensional) surface (e. ... The Mercator projection shows courses of constant bearing as straight lines. ... In category theory, a branch of mathematics, the cone of a functor is an abstract notion used to define the limit of that functor. ... An abstract family of languages is a grouping of formal languages such that the membership of a language in a given family is proven by its sharing of specific characteristics with the languages already known to be of that family. ... In mathematics, logic, and computer science, a formal language is a set of finite-length words (i. ... In computer science a right regular grammar is a formal grammar (N, Σ, P, S) such that all the production rules in P are of one of the following forms: A → a - where A is a non-terminal in N and a is a terminal in Σ A → aB - where A and...

• Cone, the nickname of Jason McCaslin, bassist for the Canadian band Sum 41
• Fairfax M. Cone, an American advertising executive

Jason Paul McCaslin (born September 3, 1980), or better known as Cone is the bass guitarist and backup vocalist of Canadian pop punk band Sum 41. ... Fairfax Mastick Cone (21 February 1903 - 1977) was an American businessperson, advertising executive and the former director of the American Association of Advertising Agencies. ...

See also

• KONE

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