orthogonal

or·thog·o·nal  (ôr-thg-nl)

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.

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[From Greek orthognios : ortho-, ortho- + gni, angle; see genu-¹ in Indo-European roots.]

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or·thogo·nali·ty (-nl-t) n.

or·thogo·nal·ly adv.

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orthogonal  (ôr-thg-nl)

1. Relating to or composed of right angles.

2. Relating to a matrix whose transpose equals its inverse.

3. Relating to a linear transformation that preserves the length of vectors.

Thesaurus

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" extraneous, impertinent, immaterial 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" rectangular perpendicular - intersecting at or forming right angles; "the axes are perpendicular to each other"