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Prism (Noun)

A polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms.

Nouns denoting two and three dimensional shapes.

The optometrist used a prism to refract light and correct the patient's vision.
The artist carefully cut the glass into a triangular prism for her sculpture.
A rectangular prism has six faces, all of which are rectangles.
The child's toy box was shaped like a square prism to make it stable.
In geometry class, students learned to calculate the volume of a prism by multiplying the area of the base by the height.

Optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image.

Nouns denoting man-made objects.

The scientist used a prism to refract the light and study its properties in the laboratory.
A prism is often used in optical instruments such as binoculars and microscopes to correct image orientation.
The triangular prism made of quartz was carefully polished to minimize distortion and maximize clarity.
In the experiment, the prism was positioned to split the white light into its individual colors.
The optical engineer carefully designed the prism to redirect the laser beam at the desired angle.