noun
- Plural of frustum; the portion of a solid (such as a cone or pyramid) that remains after the top is cut off by a plane parallel to the base.
Usage: geometry; mathematics
Examples
- The architect designed the building with frustums of different sizes stacked on top of each other.
- In geometry class, we calculated the volume of several frustums of cones.
- The frustums of the pyramid were used to create a stepped structure.
- Engineers often work with frustums when designing truncated cone-shaped containers.
- The frustums in this sculpture create an interesting visual effect of diminishing size.