Simplex vs Polyhedron - What's the difference?

Polyhedron is a hyponym of simplex.

As nouns the difference between simplex and polyhedron

is that simplex is an analogue in any dimension of the triangle or tetrahedron: the convex hull of n+1 points in n-dimensional space while polyhedron is a solid figure with many flat faces and straight edges.

As an adjective simplex

is single, simple; not complex.

simplex

English

(wikipedia simplex)

Adjective

(-)

Single, simple; not complex.

(telecommunications) unidirectional

Antonyms

* (simple) complex * (unidirectional) duplex (bidirectional)

Coordinate terms

(unidirectional) * half-duplex * full-duplex

Noun

(en-noun)

An analogue in any dimension of the triangle or tetrahedron: the convex hull of n+1'' points in ''n -dimensional space.

(linguistics) A simple word, one without affixes.

* 1978 , Helga Harries-Delisle, Contrastive Emphasis and Cleft Sentences'', in ''Universals of Human Language , edited by Joseph H. Greenberg, ISBN 0804709696, page 460:

The only indication that 139. is a simplex is the sentence intonation and the absence of a break between the verb and the subject.

Derived terms

* simplicial

polyhedron

English

(wikipedia polyhedron)

Alternative forms

* polyedron

Noun

(en-noun)

(geometry) A solid figure with many flat faces and straight edges.

(optics) A polyscope, or multiplying glass.

Hypernyms

* abstract polyhedron * polytope

Hyponyms

* convex polyhedron * star polyhedron * uniform polyhedron * dual polyhedron * noble polyhedron * regular polyhedron ** Platonic solid *** cube ** Kepler-Poinsot polyhedron * quasiregular polyhedron ** Archimedean solid ** Catalan solid * semiregular polyhedron ** Archimedean solid ** Catalan solid ** prism ** antiprism ** dipyramid ** trapezohedron * dodecahedron * hexahedron * icosahedron * octahedron * tetrahedron * deltahedron * Johnson solid * zonohedron See also