- 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.
Origin of cone
How to use cone in a sentence
This high-altitude pine needs to be 50-80 years old before it even begins to produce cones.
But they also don't greow cones: Whitebark pines can wait 80 years or more to begin cone production.
Legend has it that Alexander the Great enjoyed ancient sno-cones as well; his were flavored with honey and nectar.An Investigation Into the Delicious Origins of Ice Cream|Andrew Romano|July 13, 2014|DAILY BEAST
An hour later, we pay $17 at the admission gate, stop to buy Sno-Cones, and join the line about a quarter-mile from the ride.The Stacks: The Inimitable Albert Brooks Caught at the Dawn of His Movie Career|Paul Slansky|April 13, 2014|DAILY BEAST
He may not have been working the cones, but it looked as though his underlings were.Christie Aides Can Keep Bridgegate Emails Under Wraps|Olivia Nuzzi|April 10, 2014|DAILY BEAST
Sometimes in the case of large plants, cones have been known to occur on the tips of the branches of the Marsh Horsetail.How to Know the Ferns|S. Leonard Bastin
Since softwood trees bear cones, they are called coniferous trees.Hallowed Heritage: The Life of Virginia|Dorothy M. Torpey
Over north there are mountains and mountains, one behind the other, till the last peaks are white cones against the blue sky.
He looked out over the valley once more, at those high, sentinel peaks thrusting up their white cones, one behind the other.
In the early vocabularies it is called "Pin-treow," and the cones are "Pin-nuttes."The plant-lore and garden-craft of Shakespeare|Henry Nicholson Ellacombe
British Dictionary definitions for cone
- 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