orthogonal meaning and definition

ORTHOGONAL adjective

Definition of orthogonal (adjective)

1. 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"
   • synonyms: extraneous, immaterial, impertinent
2. statistically unrelated
3. 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"
   • synonyms: rectangular