**Crunode** — A crunode at the origin of the curve defined by y2−x2(x+1)=0 A crunode is a point where a curve intersects itself so that both branches of the curve have distinct tangent lines. For a plane curve, defined as the locus of points f(x, y) = 0, where … Wikipedia

**crunode** — /ˈkrunoʊd/ (say kroohnohd) noun Geometry a node (def. 5) at which the tangents to the two curves are real and distinct (opposed to acnode). {Latin cru(x) cross + node} … Australian English dictionary

**crunode** — … Useful english dictionary

**Singular point of a curve** — In geometry, a singular point on a curve is one where the curve is not given by a smooth embedding of a parameter. The precise definition of a singular point depends on the type of curve being studied. Contents 1 Algebraic curves in the plane 1.1 … Wikipedia

**Ascending node** — Node Node (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf. {Noose}, {Nowed}.] 1. A knot, a knob; a protuberance; a swelling. [1913 Webster] 2. Specifically: (a) (Astron.) One of the two points where the orbit of a planet, or comet, intersects… … The Collaborative International Dictionary of English

**Crunodal** — Cru*no dal (kr? n? dal), a. (Geom.) Possessing, or characterized by, a crunode; used of curves. [1913 Webster] … The Collaborative International Dictionary of English

**Descending node** — Node Node (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf. {Noose}, {Nowed}.] 1. A knot, a knob; a protuberance; a swelling. [1913 Webster] 2. Specifically: (a) (Astron.) One of the two points where the orbit of a planet, or comet, intersects… … The Collaborative International Dictionary of English

**knot** — Node Node (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf. {Noose}, {Nowed}.] 1. A knot, a knob; a protuberance; a swelling. [1913 Webster] 2. Specifically: (a) (Astron.) One of the two points where the orbit of a planet, or comet, intersects… … The Collaborative International Dictionary of English

**Line of nodes** — Node Node (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf. {Noose}, {Nowed}.] 1. A knot, a knob; a protuberance; a swelling. [1913 Webster] 2. Specifically: (a) (Astron.) One of the two points where the orbit of a planet, or comet, intersects… … The Collaborative International Dictionary of English

**Node** — (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf. {Noose}, {Nowed}.] 1. A knot, a knob; a protuberance; a swelling. [1913 Webster] 2. Specifically: (a) (Astron.) One of the two points where the orbit of a planet, or comet, intersects the… … The Collaborative International Dictionary of English