catflap.org Online Dictionary Query

  Perpendicular \Per`pen*dic"u*lar\, a. [L. perpendicularis,
     perpendicularius: cf. F. perpendiculaire. See Perpendicle,
     Pension.]
     1. Exactly upright or vertical; pointing to the zenith; at
        right angles to the plane of the horizon; extending in a
        right line from any point toward the center of the earth.
        [1913 Webster]
  
     2. (Geom.) At right angles to a given line or surface; as,
        the line ad is perpendicular to the line bc.
        [1913 Webster]
  
     Perpendicular style (Arch.), a name given to the latest
        variety of English Gothic architecture, which prevailed
        from the close of the 14th century to the early part of
        the 16th; -- probably so called from the vertical style of
        its window mullions.
        [1913 Webster]

  Perpendicular \Per`pen*dic"u*lar\, a. [L. perpendicularis,
     perpendicularius: cf. F. perpendiculaire. See Perpendicle,
     Pension.]
     1. Exactly upright or vertical; pointing to the zenith; at
        right angles to the plane of the horizon; extending in a
        right line from any point toward the center of the earth.
  
     2. (Geom.) At right angles to a given line or surface; as,
        the line ad is perpendicular to the line bc.
  
     Perpendicular style (Arch.), a name given to the latest
        variety of English Gothic architecture, which prevailed
        from the close of the 14th century to the early part of
        the 16th; -- probably so called from the vertical style of
        its window mullions.

  perpendicular style
       n : a Gothic style in 14th and 15th century England;
           characterized by vertical lines and a four-centered
           (Tudor) arch and fan vaulting [syn: perpendicular, English-Gothic,
            English-Gothic architecture]