Pronunciation: ' priz-m ə - ˌ to ̇ id
Function: noun
Etymology: Late Latin prismat-, prisma prism
Date: circa 1890
: a polyhedron that has all of its vertices in two parallel planes
PRISMATOID
Meaning of PRISMATOID in English
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012