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Perpendicular vs Perpendicularity - What's the difference?

perpendicular | perpendicularity |

As nouns the difference between perpendicular and perpendicularity

is that perpendicular is (geometry) a line or plane that is perpendicular to another while perpendicularity is the condition of being perpendicular.

As an adjective perpendicular

is (geometry) at or forming a right angle (to).

perpendicular

English

(wikipedia perpendicular)

Adjective

(en adjective)
  • (geometry) At or forming a right angle (to).
  • * {{quote-magazine, date=2012-03
    • , author=(Henry Petroski) , title=Opening Doors , volume=100, issue=2, page=112-3 , magazine= citation , passage=A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place. Applying a force tangential to the knob is essentially equivalent to applying one perpendicular to a radial line defining the lever.}}
    In most houses, the walls are perpendicular to the floor .

    Synonyms

    * evendown * normal * orthogonal

    Noun

    (en noun)
  • (geometry) A line or plane that is perpendicular to another.
  • A device such as a plumb line that is used in making or marking a perpendicular line.

    • perpendicularity

    English

    Noun

    (-)
  • The condition of being perpendicular.
  • *
    • In their spare moments the animals would walk round and round the half-finished mill, admiring the strength and perpendicularity of its walls and marvelling that they should ever have been able to build anything so imposing.