deviation (redirected from deviational)

deviation /de·vi·a·tion/ (de?ve-a´shun)

1. variation from the regular standard or course.

2. strabismus.

3. the difference between a sample value and the mean.

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complement deviation  inhibition of complement fixation or complement-mediated immune hemolysis in the presence of excess antibody.

conjugate deviation  deflection of the eyes in the same direction at the same time.

immune deviation  modification of the immune response to an antigen by previous inoculation of the same antigen.

radial deviation 

1. a hand deformity sometimes seen in rheumatoid arthritis, in which the fingers are displaced to the radial side.

2. splinting of arthritic hands into this position to correct ulnar deviation.

sexual deviation  sexual behavior or fantasy outside that which is morally, biologically, or legally sanctioned, often specifically one of the paraphilias.

standard deviation  (SD) a measure of the amount by which each value deviates from the mean; equal to the square root of the variance; symbol s.

ulnar deviation  a hand deformity of chronic rheumatoid arthritis and lupus erythematosus in which swelling of the metacarpophalangeal joints causes displacement of the fingers to the ulnar side.

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de·vi·a·tion (dv-shn)

n.

1. A turning away or aside from a normal course.

2. An abnormality.

3. Deviant behavior or attitudes.

4. The difference, especially the absolute difference, between one number in a set and the mean of the set.

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deviation (dē´vēā´shn),

n the turning from a regular course; deflection.

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deviation

variation from the regular standard or course.

1. In ophthalmology, a tendency for the visual axes of the eye to fall out of alignment owing to muscular imbalance.

2. in statistics the difference between the predicted value of a variable and the actual value.

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standard deviation

a measure of statistical dispersion. See standard deviation.

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deviation Vox populi A departure from a norm. See Septal deviation, Standard deviation.