Definition of Perpendicularity

1. Noun. The relation of opposition between things at right angles.

Exact synonyms: Orthogonal Opposition, Orthogonality
Generic synonyms: Opposition
Derivative terms: Perpendicular, Perpendicular



2. Noun. The quality of being at right angles to a given line or plane (especially the plane of the horizon).
Generic synonyms: Oblongness, Rectangularity
Derivative terms: Perpendicular, Perpendicular

Definition of Perpendicularity

1. n. The quality or state of being perpendicular.

Definition of Perpendicularity

1. Noun. The condition of being perpendicular ¹

¹ Source: wiktionary.com

Perpendicularity Pictures

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Lexicographical Neighbors of Perpendicularity

perp walk
perp walks
perpend
perpended
perpender
perpenders
perpendicle
perpendicles
perpendicular
perpendicular fasciculus
perpendicular plate
perpendicular plate of ethmoid bone
perpendicular plate of palatine bone
perpendicular recording
perpendicular style
perpendicularity (current term)
perpendicularly
perpendiculars
perpending
perpends
perpension
perpensions
perpent
perpent stone
perpent stones
perpents
perper
perpers
perpession
perpessions

Literary usage of Perpendicularity

Below you will find example usage of this term as found in modern and/or classical literature:

1. Analytic Geometry by Wallace Alvin Wilson, Joshua Irving Tracey (1915)
"Parallelism and perpendicularity. — If two lines are V- parallel their slopes are equal, and conversely; if they are perpendicular their slopes are negative ..."

2. Proceedings of the American Association for the Advancement of Science (1852)
"ON THE RELATION BETWEEN THE SQUARE ROOTS OF NEGATIVE QUANTITIES, AND THE PRINCIPLE OF perpendicularity IN GEOMETRY. By JOHN PATERSON, of Albany. (). ..."

3. Geometry of Four Dimensions by Henry Parker Manning (1914)
"CHAPTER II perpendicularity AND SIMPLE ANGLES 36. Introductory. From this point the theorems of ordinary geometry presupposed. ..."

4. The Collected Mathematical Papers of Henry John Stephen Smith by Henry John Stephen Smith (1894)
"It is the object of the present note to state some of the conditions for the perpendicularity of lines and planes in such a system. ..."

5. A Treatise on the Application of Analysis to Solid Geometry by Duncan Farquharson Gregory, William Walton (1852)
"The perpendicularity of the principal sections may be concisely established also by the following reasoning. Taking the tangent plane at the point in ..."

6. Descriptive Geometry by Ervin Kenison, Harry Cyrus Bradley (1917)
"Test for perpendicularity of a Line and a Plane. Conversely, if the horizontal and vertical projections of a line are perpendicular to the corresponding ..."

7. Descriptive Geometry by Ervin Kenison, Harry Cyrus Bradley (1917)
"Test for perpendicularity of a Line and a Plane. Conversely, if the horizontal and vertical projections of a line are perpendicular to the corresponding ..."

8. An Elementary Treatise on Solid Geometry by Charles Smith (1886)
"... (L* + M* + X The condition of perpendicularity is as before LL' + MM' + NN' = 0. Ex. 1. Shew that the lines ? ..."

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