"Pentahedron" Natural Recordings by Native Speakers
A pentahedron is a polyhedron with five faces. It is a three-dimensional solid shape with five triangular faces.
The adjective "pentagonous" refers to something that has a five-sided shape or structure.
Pentagons are five-sided geometrical shapes with five points and five edges. They are a type of polygon and have several unique properties, such as the fact that all of their internal angles add up to 540 degrees. Pentagons are also used in various mathematical and architectural contexts, including in the design of buildings, bridges, and other structures. Additionally, Pentagon is also a term used to refer to the headquarters of the United States Department of Defense, located in Washington D.C.
A pentagram is a five-pointed star-shaped figure, often used as a symbol in various cultures and belief systems, typically representing protection, balance, harmony, and the five elements or senses. It can also have negative connotations, such as being associated with Satanism or occult practices. In a broader sense, the term pentagram can refer to any five-part structure or pattern, not just the geometric figure.
Describing a shape with five sides or faces, typically referring to a geometric figure with five flat faces, each of which is an equilateral triangle.
Pentamer refers to a five-part structure or unit, often used in biological and chemical contexts. In molecular biology, a pentamer is a type of protein or enzyme composed of five identical subunits.