Polyhedral
Polyhedral
Polyhedral (pronunciation: /pɒlɪˈhiːdrəl/) is a term derived from the Greek words "poly" (many) and "hedra" (face). It is used in various fields of study such as mathematics, biology, and medicine.
Definition
In a medical context, polyhedral refers to a shape that is formed by many faces or surfaces. It is often used to describe the shape of certain cells or viruses.
Related Terms
- Cell: The basic structural and functional unit of all known living organisms. Cells may have a polyhedral shape.
- Virus: A small infectious agent that can only replicate inside the cells of another organism. Some viruses, such as the Adenovirus, have a polyhedral shape.
- Adenovirus: A type of virus with a polyhedral shape. It can cause a range of illnesses in humans and animals.
- Capsid: The protein shell of a virus. It is often polyhedral in shape.
- Icosahedron: A polyhedron with 20 faces. Many viruses have an icosahedral capsid.
Etymology
The term "polyhedral" comes from the Greek words "poly" meaning "many" and "hedra" meaning "face". It was first used in English in the late 16th century.
Pronunciation
Polyhedral is pronounced as /pɒlɪˈhiːdrəl/.
External links
- Medical encyclopedia article on Polyhedral
- Wikipedia's article - Polyhedral
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