node

The source of lymph and lymphocytes.

(botany) the small swelling that is the part of a plant stem from which one or more leaves emerge.

Any thickened enlargement.

(computer science) any computer that is hooked up to a computer network.

A connecting point at which several lines come together.

Any bulge or swelling of an anatomical structure or part.

(astronomy) a point where an orbit crosses a plane.

(physics) the point of minimum displacement in a periodic system.