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Dictionary definition for: Perpendicular

1. (n) a straight line at right angles to another line

2. (a) intersecting at or forming right angles; "the axes are perpendicular to each other"

3. (n) a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting

4. (a) at right angles to the plane of the horizon or a base line; "a vertical camera angle" "the monument consists of two vertical pillars supporting a horizontal slab" "measure the perpendicular height"

5. (n) 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

6. (s) extremely steep; "the great perpendicular face of the cliff"

7. (n) an extremely steep face

WordNet 2.1 Copyright Princeton University. All rights reserved.