orthogonalityn.
/ɔːˌθɒɡəˈnalᵻti/, U.S. /ɔrˌθɑɡəˈnælədi/ The property of being orthogonal (in various senses).
ΘΚΠ
the world > relative properties > number > geometry > shape or figure > [noun] > property or quality of > having right angle
rectangularity1645
rectangularness1727
normalcy1857
orthogonality1872
1872 Philos. Trans. 1871 (Royal Soc.) 161 600 The condition of orthogonality of each pair of spheres is equivalent to ten conditions.
1892 O. Heaviside Electr. Papers II. Index 583/2 Orthogonality of electric and magnetic forces.
1933 Jrnl. Agric. Sci. 23 108 Orthogonality is that property of the design which ensures that the different classes of effects to which the experimental material is subject shall be capable of direct and separate estimation without any entanglement.
1970 G. K. Woodgate Elem. Atomic Struct. ii. 17 The spherical harmonics have the orthogonality property.
1973 Jrnl. Genetic Psychol. 122 202 The correlations between the E and N dimensions are low enough to justify the assumption of orthogonality of these two dimensions of personality.
1990 Proc. London Math. Soc. 60 7 The interested reader should however have no difficulty in formulating the definition of orthogonality with respect to a J-indexed family.
This entry has been updated (OED Third Edition, September 2004; most recently modified version published online March 2022).
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n.1872