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

Cone may also refer to:

- 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
- Cone snail, a carnivorous molluscs of the family Conidae
- Elizabethan collar, a cone-shaped collar worn by pets
- Ice cream cone, an edible container in which ice cream is served, shaped like an inverted cone open at its top
- Pyrometric cone, in ceramic manufacture, a contolled mixture of minerals used to gauge the extent of firing
- Traffic cone, a brightly colored cone-shaped plastic object commonly used as a temporary traffic barrier or warning sign
- Skid cone, a cone like object place before a log in forestry
- Volcanic cone, a mountain formed by material ejected from a volcanic vent
- A type of optical fiber that tapers almost to a point
- The part of a loudspeaker that moves the air, creating sound waves constantly
- A colloquial Australian term for cannabis, most commonly a bong load or 'bowl' of cannabis
- In cartography, a type of projection; see map projection

As a proper name:

- Cone (software), a text-based e-mail and news client for Unix-like operating systems
- David Cone, retired baseball pitcher
- Fairfax M. Cone, an American advertising executive
- Frederick P. Cone (1871-1948), governor of Florida
- Jason McCaslin, nicknamed Cone, bassist for the Canadian band Sum 41
- the Cone sisters: Claribel Cone (1864–1929) and Etta Cone (1870–1949), collectors and socialites

In mathematics:

- Cone (geometry), a basic solid shape
- 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 (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
- Cone graph, in graph theory, a graph with a universal vertex
- Conic section, any curve obtained by cutting a conical surface by an arbitrary plane
- Conical surface, generated by a moving line with one fixed point
- Convex cone, a special case of the above that is closed under convex combinations
- Mapping cone (homological algebra) of a map of chain complexes
- Projective cone, a similar (but more general) concept in projective geometry
- Conical projection, either a central projection or a perspective projection
- KONE

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Last updated on Thursday October 02, 2008 at 01:27:51 PDT (GMT -0700)

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This article is licensed under the GNU Free Documentation License.

Last updated on Thursday October 02, 2008 at 01:27:51 PDT (GMT -0700)

View this article at Wikipedia.org - Edit this article at Wikipedia.org - Donate to the Wikimedia Foundation

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