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 Dictionary entry overview: What does orthogonal mean? 

ORTHOGONAL (adjective)
  The adjective ORTHOGONAL has 3 senses:

1. not pertinent to the matter under consideration
2. statistically unrelated
3. having a set of mutually perpendicular axes; meeting at right angles

  Familiarity information: ORTHOGONAL used as an adjective is uncommon.

 Dictionary entry details 

ORTHOGONAL (adjective)

Sense 1orthogonal [BACK TO TOP]


Not pertinent to the matter under consideration


extraneous; orthogonal; impertinent; immaterial

Context examples:

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)

Sense 2orthogonal [BACK TO TOP]


Statistically unrelated


unrelated (lacking a logical or causal relation)

Sense 3orthogonal [BACK TO TOP]


Having a set of mutually perpendicular axes; meeting at right angles


rectangular; orthogonal

Context examples:

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)

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