▸ noun: A knot, knob, protuberance or swelling. ▸ noun: (astronomy) The point where the orbit of a planet, as viewed from the Sun, intersects the ecliptic. The ascending and descending nodes refer respectively to the points where the planet moves from South to North and N to S; their respective symbols are ☊ and ☋. ▸ noun: (botany) A leaf node. ▸ noun: (networking) A computer or other device attached to a network. ▸ noun: (engineering) The point at which the lines of a funicular machine meet from different angular directions. ▸ noun: (geometry) The point at which a curve crosses itself, being a double point of the curve. See crunode and acnode. ▸ noun: (geometry) A similar point on a surface, where there is more than one tangent-plane. ▸ noun: (graph theory) A vertex or a leaf in a graph of a network, or other element in a data structure. ▸ noun: (medicine) A hard concretion or incrustation which forms upon bones attacked with rheumatism, gout, or syphilis; sometimes also, a swelling in the neighborhood of a joint. ▸ noun: (physics) A point along a standing wave where the wave has minimal amplitude. ▸ noun: (rare) The knot, intrigue, or plot of a dramatic work. ▸ noun: (technical) A hole in the gnomon of a sundial, through which passes the ray of light which marks the hour of the day, the parallels of the Sun's declination, his place in the ecliptic, etc. ▸ noun: (computational linguistics) The word of interest in a KWIC, surrounded by left and right cotexts. ▸ noun: (electronics) A region of an electric circuit connected only by (ideal) wires (i.e the voltage between any two points on the same node must be zero). ▸ noun: (syntax) A point in a parse tree that can be assigned a syntactic category label. ▸ noun: (biology) A point in a cladogram from which two clades branch, representing the presumed ancestor. ▸ noun: Acronym of New Oxford Dictionary of English.
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