cone
IPA: kˈoʊn
noun
- (geometry) A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
- (geometry) A solid of revolution formed by rotating a triangle around one of its altitudes.
- (topology) 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.
- A cone-shaped flower head of various plants, such as banksias and proteas.
- An ice cream cone.
- A traffic 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.
- (anatomy) Any of the small cone-shaped structures in the retina.
- (slang) The bowl piece on a bong.
- (slang) The process of smoking cannabis in a bong.
- (slang) A cone-shaped cannabis joint.
- (slang) A passenger on a cruise ship (so-called by employees after traffic cones, from the need to navigate around them)
- (category theory) An object V together with an arrow going from V to each object of a diagram such that for any arrow A in the diagram, the pair of arrows from V which subtend A also commute with it. (Then V can be said to be the cone’s vertex and the diagram which the cone subtends can be said to be its base.)
- A shell of the genus Conus, having a conical form.
- (computing theory) A set of formal languages with certain desirable closure properties, in particular those of the regular languages, the context-free languages and the recursively enumerable languages.
- A surname.
verb
- (transitive) To fashion into the shape of a cone.
- (intransitive) To form a cone shape.
- (frequently followed by "off") To segregate or delineate an area using traffic cones.
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Examples of "cone" in Sentences
- And that does include what we call the cone of uncertainty.
- I want to talk to you about what you call the cone of uncertainty.
- It could be one way or the other, but the center of what we call the cone is right over Panama City.
- As a hurricane approaches land, they lay out a pretty wide swath of possibilities which they call the cone of uncertainty.
- The top/narrow end of the cone is the inlet for any pump/device to ships/tanks etc. to capture oil until they fix the leak.
- Pictures like "Snoball," which portrays a snow-cone shack with a yellow topped cone is softened by his gentle sense of humor: it is almost a "Pop" painting.
- Ring cone system: A variation on the cone drive system is called the ring cone system - the motor has a metal cone mounted on its shaft, and the whole motor can be moved in and out, so that the cone drives a rubber ring connected to the wheelhead at variable speeds.
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