node

Noun[change]

A node is a centre point, where parts meet.
The railway station was the town's transport node where all the buses stopped.
A node is a swelling or a lump.
The doctor examined his armpit to feel the lymph node.
A node is a swelling on a plant which becomes a new branch or leaf.
(physics) A node is the point on a wave where the amplitude is zero.
(astronomy) A node is the point on an orbit where it crosses a plane.
(computing) A node is a computer in the context of a network.

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