- 1
A knot, knob, protuberance or swelling.
- 2
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 ☋.
- 3
A leaf node.
- 4
A computer or other device attached to a network.
- 5
The point at which the lines of a funicular machine meet from different angular directions.
- 6
The point at which a curve crosses itself, being a double point of the curve. See crunode and acnode.
- 7
A similar point on a surface, where there is more than one tangent-plane.
- 8
A vertex or a leaf in a graph of a network, or other element in a data structure.
- 9
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.
- 10
A point along a standing wave where the wave has minimal amplitude.
syn. host · vertex