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Merriam-Webster's Collegiate Dictionary node \\ˈnōd\\ noun ETYMOLOGY Middle English, from Latin nodus knot, node; akin to Middle Irish naidm bond DATE 15th century 1. a. a pathological swelling or enlargement (as of a rheumatic joint) b. a discrete mass of one kind of tissue enclosed in tissue of a different kind 2. an entangling complication (as in a drama) : predicament 3. either of the two points where the orbit of a planet or comet intersects the ecliptic; also : either of the points at which the orbit of an earth satellite crosses the plane of the equator 4. a. a point, line, or surface of a vibrating body or system that is free or relatively free from vibratory motion b. a point at which a wave has an amplitude of zero 5. a. a point at which subsidiary parts originate or center b. a point on a stem at which a leaf or leaves are inserted c. a point at which a curve intersects itself in such a manner that the branches have different tangents d. vertex 1bEnglish Etymology node 1572, "a knot or complication," from L. nodus "knot." Originally borrowed c.1400 in L. form, meaning "lump in the flesh." Meaning "point of intersection" (originally of planetary orbits with the ecliptic) first recorded 1665. Oxford Advanced Learner's Dictionary-牛津双解-OALD7 node node / nEud; NAmE noud / noun1. (biology 生) a place on the stem of a plant from which a branch or leaf grows 茎节 2. (biology 生) a small swelling on a root or branch (根或枝上的)瘤,节,结 3. (technical 术语, computing 计) a point at which two lines or systems meet or cross 结点；节点: a network node 网络节点 4. (anatomy 解) a small hard mass of tissue , especially near a joint in the human body (尤指人体关节附近的)硬结: a lymph node 淋巴结 • nodal adj.Webster's Third New International Dictionary, Unabridged Search result show the entry is found in: ascending node , or longitude of node , or atrioventricular node , or node of ranvier , or ranvier's node , or red node , or singer's node , or sinoatrial node , or sinus node , or descending node , or heberden's node , or hemal node node I. \ˈnōd\ noun (-s) Etymology: Latin nodus knot, node — more at net 1. : a complication or difficulty (as in a drama) : predicament , entanglement 2. : a thickened or swollen enlargement (as on the trunk of a tree) : knob , protuberance a. : a pathological swelling or enlargement (as one in the neighborhood of a joint affected by rheumatism or gout or a firm tumor) b. : a body part resembling a knot; especially : a discrete mass of one kind of tissue enclosed in tissue of a different kind < the lymph nodes of the intestinal wall > 3. : either of the two points where the orbit of one celestial body intersects a specific reference plane (as the ecliptic in the solar system or the plane of the sky for a double star system) — see ascending node, descending node 4. : a point at which subsidiary parts originate or center: a. : the often swollen or otherwise modified point on a stem or similar structure at which a leaf or leaves are inserted b. : a point at which a curve intersects itself in such a manner that the branches have different tangents c. : a point in an electrical network at which several branches come together 5. : a point, line, or surface of a vibrating system that is constantly free or relatively free from vibratory motion (as the middle point of a stretched vibrating string constrained to vibrate in two equal segments or a point in a conductor at which the current or voltage remains zero or at a minimum) II. noun 1. : vertex 1a(2)2. : a receiving or transmitting station (as a computer terminal) in an electronic communications network 3. : a point in a linguistic phrase marker that represents a constituent and that usually bears a category label (as NP) |
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