node

/noʊd/
noun
  1. A point of connection or intersection in a network or system.
    • In a tree diagram, each branch ends at a node.
    • The subway map shows nodes where lines intersect.
    • Each computer on the network is a node.
  2. A small swelling or lump on a plant stem or in the body.
    • A node on the branch indicated where a flower had bloomed.
    • The doctor checked the lymph nodes in her neck.
    • Leaves grow from the nodes along the stem.
  3. A point in a graph or diagram where lines or curves meet.
    • The algorithm finds the shortest path between two nodes.
    • The graph has five nodes connected by edges.
    • Each node represents a city in the travel map.
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