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Definition of Cone in English :

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Cone meaning in English

Meaning of Cone in English

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Cone

see synonyms of cone

Noun

1. cone

any cone-shaped artifact

2. cone, cone shape, conoid

a shape whose base is a circle and whose sides taper up to a point

3. cone, strobile, strobilus

cone-shaped mass of ovule- or spore-bearing scales or bracts

4. cone, cone cell, retinal cone

a visual receptor cell in the retina that is sensitive to bright light and to color

Verb

5. cone

make cone-shaped

Example Sentences:
'cone a tire'

WordNet Lexical Database for English. Princeton University. 2010.

Cone

see synonyms of cone
noun
1. 
a. 
a geometric solid consisting of a plane base bounded by a closed curve, often a circle or an ellipse, every point of which is joined to a fixed point, the vertex, lying outside the plane of the base. A right circular cone has a vertex perpendicularly above or below the centre of a circular base. Volume of a cone: 1⁄3πr2h, where r is the radius of the base and h is the height of the cone
b. 
a geometric surface formed by a line rotating about the vertex and connecting the peripheries of two closed plane bases, usually circular or elliptical, above and below the vertex
See also conic section
2. 
anything that tapers from a circular section to a point, such as a wafer shell used to contain ice cream
3. 
a. 
the reproductive body of conifers and related plants, made up of overlapping scales, esp the mature female cone, whose scales each bear a seed
b. 
a similar structure in horsetails, club mosses, etc
. Technical name: strobilus
4. 
a small cone-shaped bollard used as a temporary traffic marker on roads
5. Also called: retinal cone
any one of the cone-shaped cells in the retina of the eye, sensitive to colour and bright light
verb
6. (transitive)
to shape like a cone or part of a cone

Collins English Dictionary. Copyright © HarperCollins Publishers

Cone

see synonyms of cone
noun
1. 
a. 
a flat-based, single-pointed solid formed by a rotating straight line that traces out a closed-curved base from a fixed vertex point that is not in the same plane as the base; esp., one (right circular cone) formed by tracing a circle from a vertex perpendicular to the center of the base (also formed by rotating a right triangle 360° with either leg as the axis, or by rotating an isosceles triangle 360° with the altitude as the axis)
b. 
the surface of such a solid
c. 
a similar unbounded surface extending outward in both directions from a point: it is formed by rotating in an elliptical or circular pattern a straight line that always passes through this point
2. 
any object or mass shaped like a cone
; specif.,
a. 
a crisp shell of pastry for holding a scoop of ice cream
b. 
the peak of a volcano
c. 
any of various machine parts
3.  Botany
a. 
a reproductive structure of certain nonflowering plants, consisting of an elongated central axis upon which are borne overlapping scales, bracts, sporophylls, etc., usually in a spiral fashion, and in which are produced pollen, spores, or ovules; strobilus: cones are found in cycads, conifers, club mosses, horsetails, etc.
b. 
any similar structure, as the catkin of hops
4.  Zoology
a. 
any of the flask-shaped cells in the retina of most vertebrates, sensitive to bright light and color
b. 
cone shell
5. 
the diaphragm (sense 5) of a speaker, usually cone-shaped
verb transitiveWord forms: coned or ˈconing
6. 
to shape like a cone or a conical segment

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Cone

see synonyms of cone
tr.v. coned, con·ing, cones
To shape (something) like a cone or a segment of one.
n.
1. Mathematics
a. The surface generated by a straight line, the generator, passing through a fixed point, the vertex, and moving along a fixed curve, the directrix.
b. A right circular cone.
2.
a. The figure formed by a cone, bound or regarded as bound by its vertex and a plane section taken anywhere above or below the vertex.
b. Something having the shape of this figure: "the cone of illuminated drops spilling beneath a street lamp" (Anne Tyler).
3. Botany
a. A unisexual reproductive structure of most gymnospermous plants, such as conifers and cycads, typically consisting of a central axis around which there are scaly, overlapping, spirally arranged sporophylls that bear either pollen-containing structures or ovules.
b. A similar, spore-producing structure of club mosses, horsetails, and spikemosses.
c. A reproductive structure resembling a cone, such as the female inflorescence of a hop plant or the woody female catkin of an alder.
4. Physiology One of the photoreceptors in the retina of the eye that is responsible for daylight and color vision. These photoreceptors are most densely concentrated in the fovea centralis, creating the area of greatest visual acuity. Also called cone cell.
5. Any of various gastropod mollusks of the family Conidae of tropical and subtropical seas that have a conical, often vividly marked shell and that inject their prey with poisonous toxins, which can be fatal to humans. Also called cone shell.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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