noun
cone
KOHN/kəʊn/
A shape narrowing from a round base to a point.
The cone narrows from its round base to a sharp point.

Etymology
Greek konos named a geometric cone, a spinning top, and a pine cone. These meanings share a tapering shape, broad at one end and narrowing toward a point.
In context
One day Valancy had heaped up the sand in the little island cove in a tremendous cone and stuck a gay little Union Jack on top of it.
More examples
- She rolls the paper into a cone.
- Orange cones mark the edge of the work zone.
- He orders a scoop of chocolate ice cream in a cone.
Forms
cone · cones
conical adjective — Having a round base tapering to a point.
Similar words
- pyramid
- Has a polygonal base and flat triangular sides.