PERPENDICULAR

Definition of PERPENDICULAR

  1. (noun)a straight line at right angles to another line
  2. (noun)a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting
  3. (noun)a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
  4. (noun)an extremely steep face
  5. (adj)so steep as to be nearly vertical
  6. (adj)intersecting at or forming right angles
  7. (adj)at right angles to the plane of the horizon or a base line