orthogonal
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or·thog·o·nal
(ôr-thŏg′ə-nəl)adj.
1. Relating to or composed of right angles.
2. Mathematics
a. Of or relating to a matrix whose transpose equals its inverse.
b. Of or relating to a linear transformation that preserves the length of vectors.
3. Very different or unrelated; sharply divergent: "Radical Islamists are ultimately seeking to create something orthogonal to our model of democracy" (Richard A. Clarke).
or·thog′o·nal′i·ty (-năl′ĭ-tē) n.
or·thog′o·nal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
orthogonal
(ɔːˈθɒɡənəl)adj
1. (Mathematics) relating to, consisting of, or involving right angles; perpendicular
2. (Mathematics) maths
a. (of a pair of vectors) having a defined scalar product equal to zero
b. (of a pair of functions) having a defined product equal to zero
orˈthogonally adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
or•thog•o•nal
(ɔrˈθɒg ə nl)adj.
1. Also, orthographic. Math. pertaining to or involving right angles or perpendiculars.
2. Crystall. referable to a rectangular set of axes.
[1565–75; obsolete orthogon(ium) right triangle]
or•thog′o•nal•ly, adv.
or•thog`o•nal′i•ty, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Adj. | 1. | orthogonal - not pertinent to the matter under consideration; "an issue extraneous to the debate"; "the price was immaterial"; "mentioned several impertinent facts before finally coming to the point" irrelevant - having no bearing on or connection with the subject at issue; "an irrelevant comment"; "irrelevant allegations" |
2. | orthogonal - statistically unrelated unrelated - lacking a logical or causal relation | |
3. | orthogonal - having a set of mutually perpendicular axes; meeting at right angles; "wind and sea may displace the ship's center of gravity along three orthogonal axes"; "a rectangular Cartesian coordinate system" perpendicular - intersecting at or forming right angles; "the axes are perpendicular to each other" |
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Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995