polyhedron

Meanings

• noun

  A three-dimensional geometric figure that is closed and has flat polygonal faces.

  - "The cube is an example of a regular polyhedron."
  - "The sculpture was made from various polyhedra."

• noun

  Plural form of polyhedron.

  - "The collection of polyhedra was fascinating."
  - "The children built a tower using many polyhedra."

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Variants

List of all variants of polyhedron that leads to same result
polyhedra , polyhedral , polyhedron , polyhedrons

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Etymology

origin and the way in which meanings have changed throughout history.

From the Greek words 'poly' meaning many and 'hedron' meaning 'base' or 'seat'. A polyhedron is a solid figure with many plane bases.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. A regular dodecahedron is the only Platonic solid that does not have regular polygons as faces.

2. The word 'polyhedron' comes from the Greek words 'poly' meaning many and 'hedron' meaning 'base' or 'seat'.

3. A regular polyhedron can be defined as a polyhedron with all faces being congruent regular polygons.

4. The Platonic solids were studied extensively by the ancient Greeks and were believed to have mystical properties.

5. A cube is the only regular hexahedron (a polyhedron with six faces) and is also the only regular polyhedron with all faces being squares.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Platonic Solids: A set of five regular polyhedra: tetrahedron, cube, octahedron, dodecahedron, and icosahedron.

2. Irregular Polyhedron: A polyhedron with faces of various shapes and sizes.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

Polyhedra have been used throughout history in various fields such as mathematics, architecture, and art. They have been used to model various structures and objects, and have been the subject of mathematical study for centuries.

How to Memorize "polyhedron"

1. visualize
   

   - Imagine a cube, a sphere, and a pyramid. These are all examples of polyhedra.
   - Visualize the different faces of a polyhedron.
   - Imagine stacking polyhedra on top of each other.

2. associate
   

   - Associate the word 'polyhedron' with the image of a 3D shape with flat faces.
   - Think of a shape that can be described as having many bases or seats.

3. mnemonics
   

   - Use the mnemonic 'Peter Piper Picked A Peck Of Pickled Polyhedra' to remember the different types of polyhedra.
   - Create a visual image of a polyhedron to help remember its definition.

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