Vertex Definition

noun
  1. geometry
    a point where two or more lines or edges meet.
  2. graph theory
    an atomic part of a graph, representing an entity that can be connected to other vertices via edges.

Explanation

A vertex is a point where two or more lines or edges meet.

Vertex Definition

In graph theory, a vertex, or node, is one of the objects a graph connects with edges.

A graph with one vertex highlighted purple

Related Terms

A line is a straight, one-dimensional figure that extends infinitely in both directions.

A graph is a visual representation of a function or data in the Cartesian coordinate system. In graph theory, it means a set of vertices connected by edges.