Orthogonal meaning

ôr-thŏgə-nəl
Of two or more problems or subjects, independent of or irrelevant to each other.
adjective
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At right angles. The term is used to describe electronic signals that appear at 90 degree angles to each other. It is also widely used to describe conditions that are contradictory, or opposite, rather than in parallel or in sync with each other.
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Very different or unrelated; sharply divergent.
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(statistics) Statistically independent, with reference to variates.
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Relating to or composed of right angles.
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Having to do with right angles; perpendicular; rectangular.
adjective
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Relating to or composed of right angles.
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Relating to a matrix whose transpose equals its inverse.
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Relating to a linear transformation that preserves the length of vectors.
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In mathematics, at right angles to or perpendicular to.
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In telecommunications, describing radio frequency (RF) signals that are independent and mutually exclusive and, therefore, avoid intersymbol interference.Thereby, a receiver can recognize a legitimate signal and reject an unwanted signal or signal element.The concept applies to orthogonal frequency division multiplexing (OFDM), also known as discrete multitone (DMT). See also DMT, interference, RF, signal, and symbol.
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(geometry) Of two objects, at right angles; perpendicular to each other.

A chord and the radius that bisects it are orthogonal.

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(mathematics)
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(software engineering) Of two or more aspects of a problem, able to be treated separately.

The content of the message should be orthogonal to the means of its delivery.

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Origin of orthogonal

  • From Greek orthogōnios ortho- ortho- gōniā angle genu-1 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Medieval Latin orthogonalis, from Latin orthogonius (“right-angled").

    From Wiktionary