node

n. knot, bulge; mass of tissue; swelling; complication; joint or point on a stem from which a leaf grows; point that receives and transmits transmission signals from different directions (Internet)

Node may mean:Node (autonomous system), behaviour for a ordinary differential equation near a critical pointNode (botany), the place on a plant stem where a leaf is attachedNode (physics), a spatial locus along a standing wave where the wave has minimal amplitudeNode (telecommunications), an originating or terminating point of information transfer in a telecommunications networkNode (networking), a device connected to a network, such as a computer or routerNode (computer science), a basic unit used to build data structures, such as linked lists and tree data structuresNode (circuits), a region in an electrical circuit where there is no change in potentialTransport nodeNode (computer gaming), a particular style of adventure game
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The Oxford Dictionary of English (formerly The New Oxford Dictionary of English, often abbreviated to NODE) is a single-volume English language dictionary first published in 1998 by the Oxford University Press. This dictionary is not based on the Oxford English Dictionary and should not be mistaken for a new or updated version of the OED. It is a completely new dictionary which strives to represent as faithfully as possible the current usage of English words.
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Node a small mass of tissue in the form of a swelling, knot, or protuberance, either normal or pathological. [more]Node - Community and Resources

Noun
1. a connecting point at which several lines come together
(hypernym) connection, connexion, link
2. any thickened enlargement
(synonym) knob, thickening
(hypernym) convex shape, convexity
3. (physics) the point of minimum displacement in a periodic system
(antonym) antinode
(hypernym) point
(classification) physics, physical science, natural philosophy
4. (astronomy) a point where an orbit crosses a plane
(hypernym) celestial point
(hyponym) ascending node
(classification) astronomy, uranology
5. the source of lymph and lymphocytes
(synonym) lymph node, lymph gland
(hypernym) lymphatic tissue, lymphoid tissue
(hyponym) axillary node
(part-holonym) circulatory system, cardiovascular system
6. any bulge or swelling of an anatomical structure or part
(hypernym) solid body substance
(hyponym) nodule
7. (computer science) any computer that is hooked up to a computer network
(synonym) client, guest
(hypernym) computer, computing machine, computing device, data processor, electronic computer, information processing system
(part-holonym) computer network
(classification) computer science, computing

v. fleck, stain, speckle