Noun
/pəˈræmɪdəl ˈsɜːrfɪs/
The term "pyramidal surface" typically refers to a geometric or mathematical concept. It describes the surface of a pyramid, which is characterized by its flat polygonal base and triangular faces meeting at a common vertex. In a broader context, it can also refer to surfaces shaped like a pyramid in various disciplines, including architecture and biology (e.g., pyramidal neurons in neuroanatomy).
The term "pyramidal surface" is less commonly used in everyday conversation and is more prevalent in specialized fields such as geometry, architecture, and biology. Thus, it is more often found in written contexts, such as academic papers, textbooks, or articles.
Архитектор спроектировал сооружение с уникальной пирамидальной поверхностью, которая выделялась на фоне других зданий.
In geometry class, we learned how to calculate the area of a pyramidal surface.
На уроке геометрии мы изучали, как вычислить площадь пирамидальной поверхности.
The pyramidal surface of the ancient monument offered insight into the architectural techniques of that era.
While "pyramidal surface" itself isn't commonly used in idiomatic expressions, the concept of a "pyramid" often appears in various phrases. Below are some examples that utilize "pyramid" in a broader sense.
"Пирамида успеха создается на основе усердной работы и решимости."
"He feels like he's at the bottom of the pyramid in his new job."
"Он чувствует, что находится на дне пирамиды на своей новой работе."
"In the pyramid of life, family is at the top for her."
"В пирамиде жизни для нее семья стоит на вершине."
"They built their business on the pyramid structure of trust and communication."
The word "pyramidal" is derived from the root "pyramid," which comes from the Greek word "pyramis" (πυραμίς), meaning "a shape with a square base and triangular sides." The suffix "-al" simply indicates that it is an adjective referring to something resembling or related to a pyramid. The term "surface" originates from the Latin word "superficies," meaning "the outer face or appearance."
This comprehensive overview provides insight into the term "pyramidal surface," covering its definition, usage, examples, idiomatic contexts, etymology, and related words.