Cone (disambiguation)

A cone is a basic geometrical shape.

Cone may also refer to:

Mathematics

• Cone (category theory)
• Cone (formal languages)
• Cone (linear algebra), a subset of vector space
• Cone (topology)
• Conic bundle, a concept in algebraic geometry
• Conical surface, generated by a moving line with one fixed point
• 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), American educator and founder of the University of North Carolina at Charlotte
• Carin Cone (born 1940), American swimmer, Olympic medalist, world record holder, and gold medal winner from the Pan American Games
• Chadrick Cone (born 1983), American football wide receiver for the Georgia Force in the Arena Football League
• Cindy Parlow Cone (born 1978), American soccer player and coach
• Cone sisters, Claribel Cone (1864–1929), and Etta Cone (1870–1949), collectors and socialites
• David Cone (born 1963), former Major League Baseball pitcher
• Edward T. Cone (1917–2004), American music theorist and composer
• Fairfax M. Cone (1903–1977), director of the American Association of Advertising Agencies
• Fred Cone (baseball) (1848–1909), pioneer professional baseball player
• Fred Cone (American football) (born 1926), former professional American football running back
• Fred P. Cone (1871–1948), twenty-seventh governor of Florida (Frederick Preston)
• Jason McCaslin (born 1980), nicknamed Cone, bassist for the Canadian band Sum 41
• James Hal Cone (born 1938), advocate of Black liberation theology
• John Cone (born 1974), American professional wrestling referee
• John J. Cone, the fourth Supreme Knight of the Knights of Columbus from 1898 to 1899
• Mac Cone (born 1952), Canadian show jumper
• Martin Cone (1882–1963), 6th president of St. Ambrose College from 1930–1937
• Marvin Cone (1891–1965), American painter
• Moses H. Cone (1857–1908), American textile entrepreneur, conservationist, and philanthropist
• Reuben Cone (1788–1851), pioneer and landowner in Atlanta, Georgia
• Robert W. Cone (born 1957), major general in the United States Army, and Special Assistant to the Commanding General of TRADOC
• Sara Cone Bryant (1873–?), author of various children's book in the early 20th century
• Spencer Cone Jones (1836–1915), President of the Maryland State Senate, Mayor of Rockville, Maryland
• Spencer Houghton Cone (1785–1855), American Baptist minister and president of the American and Foreign Bible Society
• Tim Cone (born 1957), American head coach of the Alaska Aces in the Philippine Basketball Association

Business

• Cone Mills Corporation, a textile manufacturer

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 and medicine

• 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 family Thraupidae
• 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
• Coning, a brain herniation in which the cerebellar tonsils move downwards through the foramen magnum

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
• Cone (hill), a hill in the shape of a cone which may or may not be volcanic in origin
• 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), 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

Mapping

• Lambert conformal conic projection (LCC), a conic map projection, which is often used for aeronautical charts

Places

• Cone, Texas, an unincorporated community in Crosby County, Texas, United States
• Cone Islet, a small granite island in south-eastern Australia
• Conical Range, a small mountain range in southwestern British Columbia, Canada, between Seymour Inlet and Belize Inlet

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

See also

• Kegel (disambiguation) (German/Dutch translation of cone)
• All pages with titles containing cone
• All pages beginning with "cone"