English dictionary

prism

/'pr/I/z/@/m/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

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

noun.shape

Source: WordNet 3.0
optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

noun.artifact

Synonyms optical prism

Source: WordNet 3.0
A solid whose bases or ends are any similar, equal, and parallel plane figures, and whose sides are parallelograms.

noun

Source: webster1913