- 1A solid or hollow object which tapers from a circular or roughly circular base to a point: stalls selling paper cones full of fresh berries a cone of acrylic yarnMore example sentences
- Its present shape is a truncated cone with a base area of 2.1ha and a height of 40m.
- Spiny brown growths resembling hollow cones that form at branch tips on Colorado spruce are caused by an insect called Cooley spruce gall aphid.
- An old wooden soccer goal sits in pieces at the base of the cone, placed there by soldiers who once played on what was undoubtedly the world's most dangerous soccer field.
- 1.1 Mathematics A surface or solid figure generated by the straight lines which pass from a circle or other closed curve to a single point (the vertex) not in the same plane as the curve.More example sentences
- In the first 57 propositions in On the Section of a Cone Serenus examined triangular sections of right and scalene cones made by planes passing through the vertex.
- If the planes pass through the vertex of the cone, the conics are said to be degenerate, otherwise they are not.
- To be precise, it has to pass through the cone surface
- 1.2A conical mountain, especially one of volcanic origin: the smooth cone of VesuviusMore example sentences
- Various architectures connecting extrusive mud volcanic cones to their underlying source layer have been described, ranging from bulbous diapirs to steep diatremes and narrow vertical pipes.
- Monogenetic volcanoes are small and occur as scoria cones, tuff cones and rings, and maars; they form from single, typically brief eruptions.
- That error is encouraged by the mountain's cone shape and real volcanoes nearby - as at Sibley Preserve.
- 1.3 (also traffic cone) A plastic cone-shaped object that is used to separate off or close sections of a road.More example sentences
- There are also several planks of wood, a traffic cone, a section of mesh metal fence and a shopping trolley.
- Video footage showed him throwing up to a dozen missiles and a traffic cone at police in the White Abbey Road area during his 35-minute involvement.
- Moving on toward the production control area, Duncan stops to indicate a red traffic cone sitting inside a square taped on the floor.
- 1.4A coned-shaped wafer container in which ice cream is served.More example sentences
- Ice cream cones will be served; the butterfly wing will be open.
- I no longer eat chocolate ice cream cones because of that searing memory.
- Unfortunately, celery sticks aren't as tempting as overgrown cinnamon buns and chocolate-dipped ice cream cones.
- 1.5 (also pyrometric cone) A ceramic pyramid that melts at a known temperature and is used to indicate the temperature of a kiln.More example sentences
- The imperfections are then cleaned off with tools and the casting is put in the kiln at 1225 cone 6 and becomes vitrified porcelain.
- After the tiles were coated, they were loaded into the kilns and fired to cone 5.
- Planters are covered with a clear glaze and fired to cone 05 in an electric kiln.
- 1.6 short for cone shell.
- 2The dry fruit of a conifer, typically tapering to a rounded end and formed of a tight array of overlapping scales on a central axis which separate to release the seeds: a cedar coneMore example sentences
- Conifer cones, cone scales, cone seeds, and tiny scaly conifer stems are found at a number of short-shoot sites.
- Pinaceae are Monoecious with small pollen cones and larger seed cones with spirally arranged scales.
- But that's good news for the tree, since fire opens its serotinous cones to release the seeds, starting the process over again.
- 2.1A flower resembling a pine cone, especially that of the hop plant.More example sentences
- Magnus has large, warm purple flowers with an orange cone on strong stems about 90 cm tall and has a very long flowering period from July to October.
- I covered the plants with rose cones from the garden center.
- Both have daisy-like flowers with a black cone at the centre, and both need well-drained, humus-rich soil and also benefit from feeding in midsummer.
- 3 Anatomy One of two types of light-sensitive cell in the retina of the eye, responding mainly to bright light and responsible for sharpness of vision and colour perception. Compare with rod ( sense 5).More example sentences
- Rods are responsible for vision in low light and cones are responsible for color vision.
- The cornea and lens of the eye ensure that the light rays are focused on the rods and cones of the retina.
- This test evaluates the cones of the retina and the visual cortex.
verb[with object] (cone something off) British Back to top
- Separate off or mark a road with traffic cones: part of the road has been coned offMore example sentences
- Sections of the roundabout's roads will be coned off but it will remain open to traffic.
- Here, the nearside lane of the westbound dual carriageway of the A64 was coned off, causing horrendous traffic jams.
- Council workers moved into Gillygate and coned the street off preparing to start work.
late Middle English (denoting an apex or vertex): from French cône, via Latin from Greek kōnos.
More definitions of coneDefinition of cone in:
- The US English dictionary