You searched for: “prism
prism
A wedge-shaped piece of glass used to split light into a spectrum.
This entry is located in the following unit: Astronomy and related astronomical terms (page 20)
Word Entries containing the term: “prism
rectangular prism
A solid that has four sides, with each junction at 90 degree angles.

The opposite sides are equal in length and parallel to each other, but they are not equal in length to the sides that run perpendicular to them

This entry is located in the following unit: Measurements and Mathematics Terms (page 9)