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conical 音标拼音: [k'ɑnɪkəl] [k'onɪkəl] a. 圆锥的;圆锥形的 圆锥的;圆锥形的 conical adj 1: relating to or resembling a cone; " conical mountains"; " conelike fruit" [ synonym: { conic}, { conical}, { conelike}, { cone- shaped}] Conic \ Con" ic\, Conical \ Con" ic* al\, a. [ Gr. ?: cf. F. conique. See { Cone}.] 1. Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference; as, a conic or conical figure; a conical vessel. [ 1913 Webster] 2. Of or pertaining to a cone; as, conic sections. [ 1913 Webster] { Conic section} ( Geom.), a curved line formed by the intersection of the surface of a right cone and a plane. The conic sections are the parabola, ellipse, and hyperbola. The right lines and the circle which result from certain positions of the plane are sometimes, though not generally included. { Conic sections}, that branch of geometry which treats of the parabola, ellipse, and hyperbola. { Conical pendulum}. See { Pendulum}. { Conical projection}, a method of delineating the surface of a sphere upon a plane surface as if projected upon the surface of a cone; -- much used by makers of maps in Europe. { Conical surface} ( Geom.), a surface described by a right line moving along any curve and always passing through a fixed point that is not in the plane of that curve. [ 1913 Webster]
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