Node may mean:

• Node (botany), the place on a plant stem where a leaf is attached
• Node (physics), a spatial locus along a standing wave where the wave has minimal amplitude
• Node (networking), a device connected to a network, such as a computer or router
• Node (computer science), a basic unit used to build data structures, such as linked lists and tree data structures
• Node (circuits), a region in an electrical circuit where there is no change in potential
• Orbital node, one of two points where a body's orbit crosses the ecliptic, called the ascending node and descending node
• Lunar node
• Transport node
• Node (computer gaming), a particular style of adventure game

Node may also be:

• Artificial neuron, a basic unit in neural networks
• Vertex, one of the components of a graph
• A value that's used for function interpolation

• Nodal (protein), a protein involved in TGF beta signaling.

See also

• In other languages, the words for node and Knot are the same.

Node | Nœud