Node
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Look up node in Wiktionary, the free dictionary.
In general, a node is a localised swelling (a "knot") or a point of intersection (a vertex).
Node may refer to:
In mathematics
- Node (autonomous system), behaviour for an ordinary differential equation near a critical point
- Node (graph theory), a vertex in a mathematical graph, or a point in a network topology at which lines intersect, branch or terminate
- Node (algebraic geometry), a type of singular point of a curve
In computing and electronics
- NODE, a wireless handheld sensor for smart devices
- Node (circuits), a region in an electrical circuit where there is no change in potential
- Node (computer science), the computer representation of a node in a graph, and a basic unit used to build data structures
- Goal node (computer science), a node in a graph that meets defined criteria for success or termination
- Node (networking), a device such as a computer or switch attached to a computer or telecommunications network, or a point in a network topology where lines intersect or terminate
- Mesh node, a node on a mesh network
- Node (UML), the representation of a computational device in the Unified Modeling Language
- Node.js, a JavaScript-based, cross-platform runtime environment
- Node (textual), a self-contained unit of meaning within a hypertextual network
- Node B, hardware that is connected to the mobile phone network
In science
- Biology
- Primitive node is the organizer tissue for gastrulation in vertebrates.
- Node (botany), the place on a plant stem where a leaf is attached
- In Cladistics, a shared ancestor (also see Clade)
- Lymph node, an immune system organ used to store white blood cells
- Space
- Orbital node, the points where an orbit crosses a plane of reference
- Lunar node, where the orbits of the sun and moon intersect
- Longitude of the node, how orbital nodes are parameterised
- Node 4, a proposed module of the International Space Station
- Node Module (disambiguation), a planned module of the International Space Station
- Orbital node, the points where an orbit crosses a plane of reference
- Physics
- Node (physics), a point along a standing wave where the wave has minimal amplitude
- Linguistics
- Node (linguistics), a branch point in the Tree model, or Node Theory, of language evolution
In music
- Node (band), Italian death metal band
- Node (album), a 2015 album by Australian metalcore band Northlane
Other uses
- Node, Kentucky
- Node tribe, a community of pastoral nomads in India and Pakistan
- Node, a stop in a transportation system
- Node 4-Giordana Racing, a British cycling team
- Node Magazine, a literary project based on the novel Spook Country by William Gibson
- Node (Well of Echoes), phenomena in Ian Irvine’s The Three Worlds Cycle of novels
- New Oxford Dictionary of English, a single-volume English language dictionary
- Node, a cyborg with a donated human face used as a guide, in "Silence in the Library" (Doctor Who)
- Node, the pommel-like part of a chalice where the stem meets the cup
- A nodal organizational structure, such as in terms of business management