+**Orthogonal** describes a relationship where two things meet at a [Right Angle](/wiki/right_angle). Beyond geometry, it often implies independence or a lack of correlation, as with [Orthogonal Vectors](/wiki/orthogonal_vectors) or concepts that do not interfere.
+## See also
+- [Perpendicular](/wiki/perpendicular)
+- [Vector Space](/wiki/vector_space)
+- [Independence](/wiki/independence)
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