a connecting point at which several lines come together
any thickened enlargement
(botany) the small swelling that is the part of a plant stem from which one or more leaves emerge
(physics) the point of minimum displacement in a periodic system
(astronomy) a point where an orbit crosses a plane
the source of lymph and lymphocytes
any bulge or swelling of an anatomical structure or part
(computer science) any computer that is hooked up to a computer network