Adjective orthogonal has 3 senses
- extraneous, immaterial, impertinent, 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"
Antonym: relevant (indirect, via irrelevant)
- orthogonal - statistically unrelated
Antonyms: related, related to (indirect, via unrelated)
- orthogonal, rectangular - 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"
Antonym: oblique (indirect, via parallel, perpendicular)
Antonym: parallel (indirect, via perpendicular, oblique)
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