PRISMATOID
Meaning of PRISMATOID in English
/priz"meuh toyd'/ , n. Geom.
a polyhedron having its vertices lying on two parallel planes.
[ 1855-60; prismat- (s. of prîsma ) PRISM + -OID ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012