polyhedron vs convex polyhedron

convex polyhedron vs polyhedron

polyhedron and convex polyhedron both are nouns.

Word	Noun	Adjective	Verb	Adverb
polyhedron	Yes	No	No	No
convex polyhedron	Yes	No	No	No

As nouns, convex polyhedron is a hyponym of polyhedron; that is, convex polyhedron is a word with a more specific, narrower meaning than polyhedron:

polyhedron: a solid figure bounded by plane polygons or faces
convex polyhedron: a polyhedron any plane section of which is a convex polygon

Other hyponyms of polyhedron include concave polyhedron, prism, pyramid, tetrahedron, pentahedron, hexahedron, octahedron, decahedron, dodecahedron, icosahedron, ideal solid, Platonic body, Platonic solid, regular convex polyhedron, regular convex solid, regular polyhedron, prismatoid, trapezohedron.

polyhedron (noun)	convex polyhedron (noun)
a solid figure bounded by plane polygons or faces	a polyhedron any plane section of which is a convex polygon

Difference between polyhedron and convex polyhedron

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