cone

noun cones

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. The fruit of a conifer or a similarly shaped fruit or flower head of certain other plants, such as banksias and proteas.

   Similar: strobilus, strobile

5. 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.
6. An ice cream cone.

   Similar: cornet, ice cream cone

7. A traffic cone.
8. broadly, slang A passenger on a cruise ship (that needs to be navigated around).
9. slang A cone-shaped cannabis joint.
10. A shell of the genus Conus, having a conical form.
11. Any of the small cone-shaped structures in the retina.
12. slang The bowl piece on a bong.
13. slang The process of smoking cannabis in a bong.
14. 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 cone is an object (the apex) and a natural transformation from a constant functor (whose image is the apex of the cone and its identity morphism) to a diagram functor. Its components are projections from the apex to the objects of the diagram and it has a “naturality triangle” for each morphism in
15. 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.

Similar: conical surface

verb cones · coning · coned

1. transitive To fashion into the shape of a cone.
2. intransitive To form a cone shape. Under the old method the material coned at the bottom of the borehole and as a result it would not go under houses and buildings.
3. To segregate or delineate an area using traffic cones. The area occupied by the works should be coned off and the usual advance warning signs should be provided on all approaches
4. transitive To place a traffic cone on (a statue, etc.) as a prank.

proper noun Cones

1. countable, uncountable A surname.
2. countable, uncountable An unincorporated community in Milan Township, Monroe County, Michigan, United States.
3. countable, uncountable An unincorporated community in Crosby County, Texas, United States.