# Dictionary Definition

cone

### Noun

1 any cone-shaped artifact

2 a shape whose base is a circle and whose sides
taper up to a point [syn: conoid, cone
shape]

4 visual receptor cell sensitive to color [syn:
cone
cell, retinal
cone] v : make cone-shaped; "cone a tire"

# User Contributed Dictionary

## English

### Pronunciation

- Rhymes: -əʊn

### Noun

- A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
- A solid of revolution formed by rotating a triangle around one of its altitudes.
- A space formed by taking the direct product of a given space with a closed interval and identifying all of one end to a point.
- Anything shaped like a cone.
- The fruit of a conifer.
- An ice cream cone.
- A unit of volume, applied solely to marijuana and only while it is in a smokable state; roughly 1.5 cubic centimetres, depending on use.
- Any of the small cone-shaped structures in the retina.

#### Synonyms

- (geometry): conical surface
- (ice cream cone): cornet, ice cream cone

#### Translations

surface of revolution

solid of revolution

anything shaped like a cone

ice-cream cone

See ice cream
cone

fruit of conifers

- Czech: šiška
- French: cône
- German: Zapfen
- Russian: шишка
- Polish: szyszka

photosensitive cell in retina

- Czech: čípek
- Russian: колбочка

#### Derived terms

### Verb

- In the context of "pottery": To fashion into the shape of a cone.

### References

## Portuguese

### Noun

cone# Extensive Definition

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 forrestry
- 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
- Jason McCaslin, nicknamed Cone, bassist for the Canadian band Sum 41

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

## See also

cone in Catalan: Con (desambiguació)

cone in German: Kegel

cone in Spanish: Cono

cone in French: Cône

cone in Icelandic: Keila

cone in Italian: Cono

cone in Dutch: Kegel

cone in Polish: Stożek

cone in Portuguese: Cone (desambiguação)

cone in Ukrainian: konus

# Synonyms, Antonyms and Related Words

acoustical network, ament, capacitor speaker, capitulum, catkin, coaxial speaker, complex
cone, conelet, conoid, cop, cornet, corymb, crossover network,
cyme, diaphragm, dynamic speaker,
earphone,
electrodynamic speaker, electromagnetic speaker, electrostatic
speaker, excited-field speaker, full-fidelity speaker, funnel, head, headphone, headset, high-fidelity speaker,
high-frequency speaker, horn, ice-cream cone, loudspeaker, low-frequency
speaker, midrange speaker, monorange speaker, moving-coil speaker,
panicle, permanent
magnet speaker, pine cone, raceme, spadix, speaker, speaker system, speaker
unit, spike, spikelet, strobile, thyrse, triaxial speaker,
tweeter, umbel, verticillaster, voice
coil, woofer