A point in a network or diagram where lines or pathways intersect or branch.

A small, rounded mass or lump, often used in biology to refer to a part of a plant or body.

A point in a data structure, such as a tree or graph, that contains data and may link to other nodes.

To connect or link to a node in a network or system.

A point of intersection in a graph or chart, often used in mathematics or statistics.