Associations to the word «Prism»

Wiktionary

PRISM, noun. (geometry) A polyhedron with parallel ends of the same size and shape, the other faces being parallelogram-shaped sides.
PRISM, noun. A transparent block in the shape of a prism (typically with triangular ends), used to split or reflect light.
PRISM, noun. A crystal in which the faces are parallel to the vertical axis.
PRISM GLASS, noun. Glass with one smooth side and the other side formed into sharp-edged ridges so as to reflect the light that passes through, used at windows to throw the light into the interior.

Dictionary definition

PRISM, noun. A polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms.
PRISM, noun. Optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image.

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.