AskDefine | Define cone

Dictionary Definition



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]
3 cone-shaped mass of ovule- or spore-bearing scales or bracts [syn: strobilus, strobile]
4 visual receptor cell sensitive to color [syn: cone cell, retinal cone] v : make cone-shaped; "cone a tire"

User Contributed Dictionary




From conus "cone, wedge, peak," from κώνος (konos) "cone, spinning top, pine cone"


  1. A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
  2. A solid of revolution formed by rotating a triangle around one of its altitudes.
  3. 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.
  4. Anything shaped like a cone.
  5. The fruit of a conifer.
  6. An ice cream cone.
  7. 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.
  8. Any of the small cone-shaped structures in the retina.



surface of revolution
solid of revolution
anything shaped like a cone
ice-cream cone
fruit of conifers
  • Czech: šiška
  • French: cône
  • German: Zapfen
  • Russian: шишка
  • Polish: szyszka
photosensitive cell in retina
  • Czech: čípek
  • Russian: колбочка

Related terms

See also


  1. In the context of "pottery": To fashion into the shape of a 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:
In mathematics:

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
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