- a solid whose surface is generated by a line passing through a fixed point and a fixed plane curve not containing the point, consisting of two equal sections joined at a vertex.
- a plane surface resembling the cross section of a solid cone.
- the more or less conical multiple fruit of the pine, fir, etc., consisting of overlapping or valvate scales bearing naked ovules or seeds; a strobile.
- a similar fruit, as in cycads or club mosses.
verb (used with object), coned, con·ing.
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Origin of cone
Words nearby cone
Example sentences from the Web for coned
Several National Grid and ConEd trucks were on the scene by early morning.Residents in Red Hook, Brooklyn, Assess the Damage After Sandy|Eliza Shapiro|October 31, 2012|DAILY BEAST
Despite fears that ConEd, the power company, would preemptively cut electricity, the lights stayed on.
A device for steadying work in the lathe by supporting one end in a coned mouth.
It runs in bearings which are split and are coned externally, fitting into correspondingly coned holes in the headstock.
The plate may be made of cast iron with hardened steel bushes to fit the coned holes.
The mouth of a is coned to receive the arbors or mandrels for driving the mills or cutters.
A bearing (for a journal) that contains a coned sleeve that may be moved endways to take up wear.
British Dictionary definitions for coned
- 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: 1/3 π r ² h, where r is the radius of the base and h is the height of the cone
- 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 vertexSee also conic section
- the reproductive body of conifers and related plants, made up of overlapping scales, esp the mature female cone, whose scales each bear a seed
- a similar structure in horsetails, club mosses, etcTechnical name: strobilus