
Definition of Perpendicularity
1. Noun. The relation of opposition between things at right angles.
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).
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
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 ? ..."