Cone
A cone is a three-dimensional geometric shape with a circular base that tapers smoothly to a single point called an apex. Cones appear throughout nature and human culture, from ice cream vessels to geological formations to the light-focusing structures in optical instruments.
Meanings
- Cone (geometry) — the mathematical solid with circular base and pointed apex
- Cone (botany) — the reproductive structure of conifers like pines and firs
- Cone (eye) — light-sensitive cells in the retina responsible for color vision
- Cone (traffic) — colored plastic markers used for directing traffic and defining boundaries
Related
Cylinder, Pyramid, Three-dimensional space, Optics, Plant reproduction