cone
nounmasculine/ˈkɔ.nɨ/medium
co·ne
Definition
A solid geometric figure with a flat circular base that tapers to a point (vertex); an object of this shape.
Traffic cones are used to signal roadworks.
The pine cone is the structure that contains the seeds of the pine tree, with a conical shape.
Etymology
Do latim 'conus', do grego 'kônos'.