单词 | accidental point |
释义 | > as lemmasaccidental point accidental point n. (also †point accidental) [after French point accidental (1663 in the passage translated in quot. 1672)] Perspective a point at which a number of parallel lines appear to meet which are not perpendicular to the picture plane; cf. vanishing point at vanishing n. 2; also figurative. ΚΠ 1672 R. Pricke tr. J. Dubreuil Perspective Pract. 12 Points Contingent or Accidental [Fr. Points Accidentaux], Are certain Points where the Objects do end, which may be cast negligently, and without order, under the Plane. 1782 European Mag. & London Rev. Aug. 91/1 The breadth of all, and altitude of one of the windows, door, &c. may be set off by the instrument, all others of the same range will tend to the same accidental point K. 1874 K. N. Doggett tr. C. Blanc Gram. Painting & Engraving i. viii. 54 He must also take account of the numerous exceptions certain objects may present, which have no regular relation to the picture..and whose horizontal lines will terminate at an accidental point placed upon the horizon. 1955 Western Polit. Q. 8 402 It has scattered white crosses at our most dangerous political intersection - the accidental point of coincidence of opinion with the line of the Communist party, however wide the angle of intersection. 2003 A. Paoluzzi Geom. Programming for Computer-aided Design ii. x. 372 The perspective has only one accidental point, also called a vanishing point. < as lemmas |
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