Definition of prism
English to English noun - a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms
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
source: WordNet 3.0 - A solid whose bases or ends are any similar, equal, and parallel plane figures, and whose sides are parallelograms.
source: Webster 1913
Visual Synonyms 
Nearby Word
prism, purism, porism, prismy, persism, prosaism, parsiism, priggism, perisoma, perisome, prison, prosom, parseeism, proxima, proximo, prosoma, pharisaism, proxime, prosaicism, presume
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