Cone
[kəʊn] or [kon]
Definition
(noun.) any cone-shaped artifact.
(noun.) a visual receptor cell in the retina that is sensitive to bright light and to color.
(noun.) cone-shaped mass of ovule- or spore-bearing scales or bracts.
(noun.) a shape whose base is a circle and whose sides taper up to a point.
(verb.) make cone-shaped; 'cone a tire'.
Typist: Marietta--From WordNet
Definition
(n.) A solid of the form described by the revolution of a right-angled triangle about one of the sides adjacent to the right angle; -- called also a right cone. More generally, any solid having a vertical point and bounded by a surface which is described by a straight line always passing through that vertical point; a solid having a circle for its base and tapering to a point or vertex.
(n.) Anything shaped more or less like a mathematical cone; as, a volcanic cone, a collection of scoriae around the crater of a volcano, usually heaped up in a conical form.
(n.) The fruit or strobile of the Coniferae, as of the pine, fir, cedar, and cypress. It is composed of woody scales, each one of which has one or two seeds at its base.
(n.) A shell of the genus Conus, having a conical form.
(v. t.) To render cone-shaped; to bevel like the circular segment of a cone; as, to cone the tires of car wheels.
Edited by Linda
Definition
n. a solid pointed figure with a circular base: fruit shaped like a cone as that of the pine fir &c.: anything shaped like a cone.—ns. Cone′-shell a family of Gasteropod molluscs with substantial conical shells; Cone′-wheat a variety of wheat with conical-shaped spike.—adjs. Conic -al having the form of or pertaining to a cone.—adv. Con′ically.—ns. Con′icalness Conic′ity.—adj. Con′ico-cylin′drical.—n. Con′ics that part of geometry which deals with the cone and its sections.—adj. Cō′niform in the form of a cone.—Conic section a figure made by the section of a cone by a plane.
Inputed by Joe
Examples
- Diving bells have been made of various forms, more especially in that of a bell or hollow truncated cone, with the smaller end closed, and the larger one, which is placed lowermost, open. Various. The Wonder Book of Knowledge.
- A is a steam pipe communicating with the boiler, B another pipe receiving steam from A through small holes and terminating in a cone. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- As we neared the dark, truncated cone the vessel's speed was diminished until we barely moved. Edgar Rice Burroughs. The Gods of Mars.
- C is a screw rod, cone-shaped at its extremity, turned by the crank M, and serving to regulate and even intercept the passage of steam. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Shall I sew, read, cone, draw, or do all at once? Louisa May Alcott. Little Women.
- The ball is an elongated one, with a hollow cone at the bottom, into which is fixed an iron button. Frederick C. Bakewell. Great Facts.
- In one form of device this change of speed is altered by a system of cone gearing. William Henry Doolittle. Inventions in the Century.
- One of Plato's associates, working under his direct ion, investigated the curves produced by cutting cones of different kinds in a certain plane. Walter Libby. An Introduction to the History of Science.
- The _Sequoia Gigantia_ reproduce from cones, while the redwoods reproduce from suckers that grow from the stump. Various. The Wonder Book of Knowledge.
- In this form the diamond resembles two cones united at their bases, the upper one cut off a short distance from its base, the lower one having its extreme point cut off. Various. The Wonder Book of Knowledge.
- The servants cut our bread into cones, cylinders, parallelograms, and several other mathematical figures. Jonathan Swift. Gulliver's Travels into Several Remote Nations of the World.
- The redwoods bear non-fertile cones. Various. The Wonder Book of Knowledge.
- I've made such quantities it would be hard to choose which I'd have, said Laurie, lying flat and throwing cones at the squirrel who had betrayed him. Louisa May Alcott. Little Women.
- Beth was sorting the cones that lay thick under the hemlock near by, for she made pretty things with them. Louisa May Alcott. Little Women.
Edited by Ben