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Definition of Perpendicular


  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. At right angles to a given line or surface; as, the line ad is perpendicular to the line bc.
  3. A line at right angles to the plane of the horizon; a vertical line or direction.
  4. A line or plane falling at right angles on another line or surface, or making equal angles with it on each side.

Perpendicular Quotations

Companies have too many experts who block innovation. True innovation really comes from perpendicular thinking.
Peter Diamandis

This seems to be the law of progress in everything we do; it moves along a spiral rather than a perpendicular; we seem to be actually going out of the way, and yet it turns out that we were really moving upward all the time.
Frances E. Willard

Dancing is a perpendicular expression of a horizontal desire.
George Bernard Shaw

I have yet to see a piece of writing, political or non-political, that doesn't have a slant. All writing slants the way a writer leans, and no man is born perpendicular, although many men are born upright.
E. B. White

According to well-known electrodynamic laws, an electron moving in a magnetic field is acted upon by a force which runs perpendicular to the direction of motion of the electron and to the direction of the magnetic field, and whose magnitude is easily determined.
Pieter Zeeman
More "Perpendicular" Quotations

Perpendicular Translations

perpendicular in Italian is verticale
perpendicular in Spanish is perpendicular
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