Cone

A cone (from the Greek κῶνος, Latin conus) is a basic geometrical shape; see cone (geometry).

Cone may also refer to:

## Mathematics

• Cone (category theory), a family of morphisms resembling a geometric cone
• Cone (formal languages), an abstract family of languages that contains the languages with a regular grammar
• Cone (geometry), a three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex
• Cone (linear algebra), a subset of vector space closed under positive scaling
• Cone (topology) of a set X, namely the union of all line segments connecting a fixed point to points of X
• Conic bundle, an algebraic variety that appears as a solution of a Cartesian equation
• Conic constant, a quantity describing conic sections, and is represented by the letter K
• Conic section, any curve obtained by cutting a conical surface by an arbitrary plane
• Conical combination, a conical sum of a finite number of vectors
• Conical coordinates, a three-dimensional orthogonal coordinate system
• Conical function, functions which can be expressed in terms of Legendre functions of the first and second kind
• Conical surface, generated by a moving line with one fixed point
• Convex cone, a subset C of a vector space V is a convex cone if αx+βy belongs to C, for any positive scalars α, β, and any x, y in C
• Mapping cone, a construction Cf of topology, analogous to a quotient space
• Mapping cone (homological algebra) of a map of chain complexes
• Monge cone, a geometrical object associated to a first-order equation
• Nilpotent cone, the set of elements that act nilpotently in all representations of a finite-dimensional semisimple Lie algebra
• Projective cone, the union of all lines that intersect a projective subspace and an arbitrary subset of some other disjoint subspace

## Engineering and physical science

• Antenna blind cone, the volume of space that cannot be scanned by an antenna
• Cone algorithm identifies surface particles quickly and accurately for three-dimensional clusters composed of discrete particles
• Cone beam reconstruction, a method of X-ray scanning in microtomography
• Cone calorimeter, a modern device used to study the fire behavior of small samples of various materials in condensed phase
• Cone clutch serves the same purpose as a disk or plate clutch
• Cone of depression occurs in an aquifer when groundwater is pumped from a well
• Cone penetration test (CPT), an in situ testing method used to determine the geotechnical engineering properties of soils
• Cone Penetrometer apparatus, an alternative method to the Casagrande Device in measuring the Liquid Limit of a soil sample
• Conical intersection of two potential energy surfaces of the same spatial and spin symmetries
• Conical measure, a type of graduated laboratory glassware with a conical cup and a notch on the top to facilitate pouring of liquids
• Conical mill (or conical screen mill), a machine used to reduce the size of material in a uniform manner
• Conical pendulum, a weight (or bob) fixed on the end of a string (or rod) suspended from a pivot
• Conical scanning, a system used in early radar units to improve their accuracy
• Helical cone beam computed tomography, a type of three-dimensional computed tomography
• Hertzian cone, the cone of force that propagates through a brittle, amorphous or cryptocrystalline solid material from a point of impact
• Nose cone, used to refer to the forwardmost section of a rocket, guided missile or aircraft
• Pyrometric cone, pyrometric devices that are used to gauge heatwork during the firing of ceramic materials
• Roller cone bit, a drill bit used for drilling through rock, for example when drilling for oil and gas
• Skid cone, a hollow steel or plastic cone placed over the sawn end of a log
• Speaker cone, the cone inside a loudspeaker that moves to generate sound
• Spinning cone columns are used in a form of steam distillation to gently extract volatile chemicals from liquid foodstuffs

## People

• Bonnie Ethel Cone (1907–2003), an American educator best known as the founder of the University of North Carolina at Charlotte
• Carin Cone (born 1940), an American swimmer, Olympic medalist, world record holder, and gold medal winner from the Pan American Games
• Chadrick Cone (born 1983), an American football wide receiver for the Georgia Force in the Arena Football League
• Cone sisters: Claribel Cone (1864–1929) and Etta Cone (1870–1949), collectors and socialites
• David Cone (born 1963), a former Major League Baseball pitcher
• Edward T. Cone (1917–2004), an American music theorist and composer
• Fairfax M. Cone (1903–1977), former director of the American Association of Advertising Agencies
• Fred Cone (baseball) (1848–1909), pioneer professional baseball player
• Fred Cone (running back) (born 1926), former professional American football running back
• Fred P. Cone (1871–1948), the twenty-seventh governor of Florida (Frederick Preston)
• Jason McCaslin, nicknamed Cone, bassist for the Canadian band Sum 41
• James Hal Cone (born 1938), an advocate of Black liberation theology
• John Cone, an American professional wrestling referee
• John J. Cone, the fourth Supreme Knight of the Knights of Columbus from 1898 to 1899
• Mac Cone (born 1952), a Canadian show jumper
• Martin Cone, the 6th president of St. Ambrose College from 1930–1937
• Marvin Cone (1891–1965), an American painter
• Moses H. Cone (1857–1908), an American textile entrepreneur, conservationist, and philanthropist
• Reuben Cone (1788–1851), an important pioneer and landowner in Atlanta, Georgia
• Robert W. Cone, a major general in the United States Army, and Special Assistant to the Commanding General of TRADOC
• Sara Cone Bryant (born 1873), the author of various children's book in the early 20th century
• Spencer Cone Jones (1836–1915), the President of the Maryland State Senate, Mayor of Rockville, Maryland
• Spencer Houghton Cone (born 1785), US Baptist minister and president of the American and Foreign Bible Society

## Music, film, literature and art

• Cone Five, an indie noise-pop band from Winnipeg, Manitoba, active from 1999 to 2006
• Cone of Silence (1960 film), a 1960 film about the investigation into a series of jetliner crashes
• Cone of Silence, an experimental music group located in Phoenix, Arizona
• Honey Cone, an American R&B and soul singing girl group who was most famous for the #1 hit "Want Ads"
• Orton Cone Box Show, a biennial international ceramic art exhibition for small work
• Pine Cone (Fabergé egg), a jewelled enameled Easter egg made under the supervision of the Russian jeweller Peter Carl Fabergé in 1900
• Southern cone music, includes the music of Argentina, Uruguay and Chile
• Stamford Cone, a 14-metre-high cone built as a landmark feature for the Swiss Banking Corporation HQ in Stamford, Connecticut
• The Cone Gatherers, a novel by the Scottish writer Robin Jenkins, first published in 1955
• The Golden Pine Cone, a classic novel by Canadian author Catherine Anthony Clark

• Cone Mills Corporation, a world leader in textile manufacturing of corduroy, flannel, denim and other cotton fabrics for most of the 20th century

## Computing

• Cone (software), a text-based e-mail and news client for Unix-like operating systems
• Cone tracing, a derivative of the ray-tracing algorithm that replaces rays, which have no thickness, with cones
• Second-order cone programming, a library of routines that implements a predictor corrector variant of the semidefinite programming algorithm

## Biology

• Cone cell, in anatomy, a type of light-sensitive cell found along with rods in the retina of the eye
• Cone dystrophy, an inherited ocular disorder characterized by the loss of cone cells
• Cone snail, a carnivorous mollusc of the family Conidae
• Cone-billed Tanager (Conothraupis mesoleuca), a species of bird in the Thraupidae family
• Conifer cone, a seed-bearing organ on conifer plants
• Growth cone, a dynamic, actin-supported extension of a developing axon seeking its synaptic target
• Witch-hazel cone gall aphid (Hormaphis hamamelidis), a minuscule insect, a member of the aphid superfamily

## Astronomy

• Cone Nebula (also known as NGC 2264), an H II region in the constellation of Monoceros
• Ionization cone, cones of material extending out from spiral galaxies

## Geography

• Cinder cone, a steep conical hill of volcanic fragments around and downwind from a volcanic vent
• Dirt cone, a feature of a glacier or snow patch, in which dirt forms a coating insulating the ice below
• Parasitic cone (or satellite cone) is a geographical feature found around a volcano
• Shatter cone, rare geological feature in the bedrock beneath meteorite impact craters or underground nuclear explosions
• Volcanic cone, among the simplest volcanic formations in the world

### Places

• Big Cone, a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the USA
• Cone, Texas, an unincorporated community in Crosby County, Texas, United States
• Cone Islet, a small granite island in south-eastern Australia
• Fishing Cone, a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the USA
• Niles Cone, a groundwater basin in Alameda County, California, USA
• Pink Cone Geyser, a geyser in the Lower Geyser Basin of Yellowstone National Park in the USA
• Southern Cone, a geographic region composed of the southernmost areas of South America, south of the Tropic of Capricorn
• Southern Cone Mesopotamian savanna (Argentine Mesopotamian grasslands), a flooded grassland ecoregion of Argentina
• Treble Cone, a commercial skifield near Wanaka, New Zealand

#### Buildings

• Red House Cone in Wordsley: a 27 m high conical brick structure, diameter 18 m, used for the production of glass

#### Mountains and volcanic formations

• Alcyone Cone, an extinct volcanic cone west of the head of Mariner Glacier in Victoria Land
• Anchor Cone, a mountain in western British Columbia, Canada on the south side of Lowe Inlet, Grenville Channel
• Cinder Cone (British Columbia), a cinder cone with a small crater on the west side of the Helm Glacier in Garibaldi Provincial Park
• Cinder Cone and the Fantastic Lava Beds, a cinder cone volcano in Lassen Volcanic National Park, Northern California in the USA
• Cinder Cone National Natural Landmark, in the Mojave National Preserve in southeastern California in the USA
• Cone Glacier Volcano, a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada
• Conical Range, a small mountain range in southwestern British Columbia, Canada, between Seymour Inlet and Belize Inlet
• Cracker Creek Cone, a small cinder cone in northwestern British Columbia
• Dardanelles Cone, a mountain peak in the Carson-Iceberg Wilderness of the Stanislaus National Forest in the Sierra Nevada, California
• Dragon Cone, a monogenetic cinder cone in Wells Gray Provincial Park, British Columbia
• Eve Cone, a well-preserved black cinder cone on the Big Raven Plateau, British Columbia, Canada
• Flourmill Cone, a cinder cone in Wells Gray Provincial Park in British Columbia, Canada
• Gabrielse Cone, a monogenetic cinder cone in the Tuya Volcanic Field in British Columbia, Canada
• Icefall Cone, a cinder cone in northern British Columbia, Canada
• Iskut Canyon Cone, a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Kana Cone, a red nested cinder cone in northern British Columbia, Canada northeast of Eve Cone in Mount Edziza Provincial Park
• Kena Cone, a cinder cone in northwestern British Columbia, Canada in the Snowshoe Lava Field of Mount Edziza Provincial Park
• Klastline Cone, a cinder cone in northwestern British Columbia, Canada near Mount Edziza in Mount Edziza Provincial Park
• Kostal Cone, a young cinder cone in southeastern British Columbia, Canada at the eastern end of Kostal Lake in the Shuswap Highland
• Lone Cone, an extinct cinder cone on the western peninsula of Meares Island, British Columbia, Canada
• Machmel River Cone, a cinder cone in the Pacific Ranges section of the Coast Mountains in British Columbia, Canada
• Mess Lake Cone, a cinder cone in northwestern British Columbia, Canada
• Moraine Cone, a cinder cone in northern British Columbia, Canada
• Nahta Cone, a cinder cone in northern British Columbia, Canada
• Nazko Cone, a small potentially active basaltic cinder cone in central British Columbia, Canada
• Opal Cone, a cinder cone located on the southeast flank of Mount Garibaldi in the Coast Mountains of British Columbia, Canada
• Pointed Stick Cone, a cinder cone in east-central British Columbia, Canada in Wells Gray Provincial Park
• Ridge Cone, a cinder cone in northern British Columbia, Canada
• Seconed Canyon Cone, a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada
• Ship Cone, a conical peak 1 mile (1.6 km) south of Townrow Peak on the Tilman Ridge in Allan Hills, Victoria Land
• Sidas Cone, one of the cinder cones located north on the Mount Edziza plateau in British Columbia, Canada
• Sleet Cone, a cinder cone in northern British Columbia, Canada
• Snippaker Creek Cone, a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Storm Cone, a cinder cone in northern British Columbia, Canada
• Triplex Cone, a cinder cone in northern British Columbia, Canada
• Tseax Cone, also called the Tseax River Cone or the Aiyansh Volcano
• Twin Cone, a cinder cone in northern British Columbia, Canada
• Upper Becker Creek Cone, a volcanic cone in the Upper Becker Creek area of Carbon Hill, Yukon Territory, Canada
• Ventana Double Cone, a prominent twin mountain top in the northern part of the Ventana Wilderness of the Los Padres National Forest
• Volcanic Creek Cone, a small cinder cone 20 km (12 mi) northeast of Atlin in northwestern British Columbia
• Walkout Creek Cone, a cinder cone in northwestern British Columbia, Canada
• Watson Lake Cone, a cinder cone in southern Yukon, Canada, located near the British Columbia-Yukon border
• Williams Cone, a satellite cone of Mount Edziza, located 36 kilometers east of Telegraph Creek

#### Subglacial mounds

• Enid Creek Cone, a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area
• King Creek Cone, a subglacial mound of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Little Eagle Cone, a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area
• Tennena Cone, a subglacial mound in northern British Columbia, Canada, southwest of Mount Edziza in Mount Edziza Provincial Park
• Tom MacKay Creek Cone, a subglacial mound in northwestern British Columbia, Canada

## Chemistry

• Carbon nanocones, conical structures which are made predominantly from carbon and which have at least one dimension of the order one micrometer or smaller

## Other

• Conical Asian hat, a simple style of straw hat originating in East and Southeast Asia
• Ice cream cone, an edible container in which ice cream is served, shaped like an inverted cone open at its top
• Snow cone, a dessert usually made of crushed or shaved ice, flavored with sweet, usually fruit-flavored, brightly colored syrup
• Traffic cone, a brightly colored cone-shaped plastic object commonly used as a temporary traffic barrier or warning sign
• USS Cone (DD-866), a Gearing-class destroyer of the United States Navy
• Elizabethan collar or e-collar, a device to keep an animal from licking or biting itself

## References

Wikimedia Foundation. 2010.

### Look at other dictionaries:

• cône — cône …   Dictionnaire des rimes

• cône — [ kon ] n. m. • 1552; lat. conus, gr. kônos 1 ♦ Math. Surface réglée dont les génératrices passent par un point fixe, le sommet. Angle au sommet du cône (angle Ŝ du triangle) :intersection du cône avec le plan passant par l axe. Angle solide du… …   Encyclopédie Universelle

• Cone — Cône Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom …   Wikipédia en Français

• Cone — (k[=o]n?), n. [L. conus cone (in sense 1), Gr. kw^nos; akin to Skr. [,c]ana whetstone, L. cuneus wedge, and prob. to E. hone. See {Hone}, n.] 1. (Geom.) A solid of the form described by the revolution of a right angled triangle about one of the… …   The Collaborative International Dictionary of English

• Coné — es un personaje de la tira cómica Condorito creada por Pepo. Apareció en la edición 22 de Condorito, en 1967. Es el sobrino de Condorito y vive como él en la ciudad ficticia de Pelotillehue. En una historieta revela que tiene 8 años recién… …   Wikipedia Español

• cone — [ koun ] noun count * 1. ) an object with a circular base that rises to a point. Something in the shape of a cone is conical: a large building shaped like a cone a tower with a cone shaped roof 2. ) a cone shape that you put ice cream in and eat …   Usage of the words and phrases in modern English

• CONE — CONE, U.S. commercial and philanthropic family. HERMAN CONE (1828–97), the father of 13 children, emigrated from Bavaria to the U.S. in 1845 and ultimately established a successful wholesale grocery business in Baltimore. His two eldest sons,… …   Encyclopedia of Judaism

• Cone — ist der Name von: Personen: Fred P. Cone (1871–1948), amerikanischer Politiker Mac Cone (*1952), kanadischer Springreiter Schwestern Cone (1894–1929), Claribel und Eta Cone, amerikanische Gesellschaftsdamen und Kunstsammlerinnen Orten: Cone… …   Deutsch Wikipedia

• cone — CONE. s. m. Terme de Mathématique. Pyramide ronde, corps solide, dont la base est un cercle, et qui se termine en pointe. Les pains de sucre sont faits en cône. f♛/b] On appelle Cône droit, Celui dont l axe est perpendiculaire à la base; et Cône… …   Dictionnaire de l'Académie Française 1798

• cone — [kōn] n. [ME < L conus < Gr kōnos, a wedge, peak, cone < IE base kō(n) , to sharpen > HONE1, L cos] 1. a) a flat based, single pointed solid formed by a rotating straight line that traces out a closed curved base from a fixed vertex… …   English World dictionary

• Cone — (k[=o]n), v. t. To render cone shaped; to bevfl like whe circwlar segoent of a cone; as, to cone the tires of car wheels. [1913 Webster] …   The Collaborative International Dictionary of English