regular polyhedron vs ideal solid

regular polyhedron and ideal solid both are nouns.

Word	Noun	Adjective	Verb	Adverb
regular polyhedron	Yes	No	No	No
ideal solid	Yes	No	No	No

As nouns, regular polyhedron and ideal solid are synonyms defined as:

regular polyhedron and ideal solid: any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent

Other synonyms of regular polyhedron include Platonic body, Platonic solid, regular convex polyhedron, regular convex solid.

regular polyhedron (noun)	ideal solid (noun)
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent	any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent