ideal solid vs regular convex polyhedron

ideal solid and regular convex polyhedron both are nouns.

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

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

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

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

ideal solid (noun)	regular convex polyhedron (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