Apexes – Definition & Meaning

The word “apexes” is a plural noun that is used to describe the highest point or peak of something. It is a term that is often used in various fields, including science, mathematics, and engineering, to describe the topmost point of an object or structure.
In this article, we will explore the definition and meaning of apexes, its origin, associations, synonyms, antonyms, and provide example sentences to help you understand the word better.


The term “apexes” refers to the highest point or peak of something, such as a mountain, a triangle, or a pyramid. It is the point where two or more sides of a structure meet at the highest point.
In mathematics, the apex of a triangle is the point where the three sides of a triangle meet. In science, apexes can refer to the tip of a leaf or the highest point on a wave. In engineering, apexes can refer to the highest point of a bridge or the top of a building.


The word “apex” comes from the Latin word “apex,” which means “summit” or “peak.” It was first used in English in the 16th century to describe the highest point of a structure or object.

Meaning in different dictionaries

According to the Merriam-Webster dictionary, apexes are defined as “the highest point or vertex of a geometric figure or solid.”
The Oxford English Dictionary defines apexes as “the highest point or top of something, especially a mountain or triangle.”


Apexes are commonly associated with mountains, pyramids, and other geometric shapes that have a point or peak at the top. They are also associated with the highest point of a wave, the tip of a leaf, or the highest point of a building or bridge.
In addition, apexes are often associated with achievement, success, and excellence. For example, someone who reaches the apex of their career has reached the highest point of their success.


Some synonyms for apexes include:

  • Peak.
  • Summit.
  • Pinnacle.
  • Vertex.
  • Top.
  • Crest.
  • Acme.
  • Zenith.


Some antonyms for apexes include:

  • Base.
  • Bottom.
  • Nadir.
  • Foot.
  • Foundation.
  • Floor.
  • Lowest point.

The same root words

Some words that have the same root word as apexes include:

  • Apical: relating to or situated at the apex.
  • Apices: the plural of apex.
  • Apiculate: having a small point or apex.
  • Apiculus: a small pointed apex or process.

Example Sentences

Here are some example sentences using the word apexes:

  • The apexes of the mountain range were covered in snow.
  • The apexes of the triangles were all pointing in different directions.
  • The apexes of the building were illuminated at night.
  • The apexes of the waves were crashing against the shore.
  • The apexes of the leaves were turning yellow in the fall.
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