### Definition of Deviation

1. Noun. A variation that deviates from the standard or norm. "The deviation from the mean"

2. Noun. The difference between an observed value and the expected value of a variable or function.
Category relationships: Statistics
Generic synonyms: Statistic
Specialized synonyms: Outlier, Mean Deviation, Mean Deviation From The Mean
Derivative terms: Deviate

3. Noun. The error of a compass due to local magnetic disturbances.
Generic synonyms: Erroneousness, Error
Derivative terms: Deviate

4. Noun. Deviate behavior.
Exact synonyms: Deviance
Generic synonyms: Abnormality, Irregularity
Derivative terms: Deviant, Deviate, Deviate

5. Noun. A turning aside (of your course or attention or concern). "A deflection from his goal"

### Definition of Deviation

1. n. The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty.

### Definition of Deviation

1. Noun. The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty. ¹

2. Noun. The state or result of having deviated; a transgression; an act of sin; an error; an offense. ¹

3. Noun. (context: contract law) The voluntary and unnecessary departure of a ship from, or delay in, the regular and usual course of the specific voyage insured, thus releasing the underwriters from their responsibility. ¹

4. Noun. (context: Absolute Deviation) The shortest distance between the center of the target and the point where a projectile hits or bursts. ¹

5. Noun. (statistics) For interval variables and ratio variables, a measure of difference between the observed value and the mean. ¹

¹ Source: wiktionary.com

1. [n -S]

### Medical Definition of Deviation

1. 1. The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty. 2. The state or result of having deviated; a transgression; an act of sin; an error; an offense. 2. The voluntary and unnecessary departure of a ship from, or delay in, the regular and usual course of the specific voyage insured, thus releasing the underwriters from their responsibility. Deviation of a falling body, that deviation from a strictly vertical line of descent which occurs in a body falling freely, in consequence of the rotation of the earth. Deviation of the compass, the angle which the needle of a ship's compass makes with the magnetic meridian by reason of the magnetism of the iron parts of the ship. Deviation of the line of the vertical, the difference between the actual direction of a plumb line and the direction it would have if the earth were a perfect ellipsoid and homogeneous, caused by the attraction of a mountain, or irregularities in the earth's density. Origin: LL. Deviatio: cf. F. Deviation. Source: Websters Dictionary (01 Mar 1998)

### Deviation Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Deviation Images

### Lexicographical Neighbors of Deviation

 devestsdevexitiesdevexitydeviancedeviancesdevianciesdeviancydeviantsdeviatedeviated deviated nasal septumdeviated septumdeviatesdeviatingdeviation (current term)deviation ratiodeviation to the leftdeviation to the rightdeviational nystagmusdeviationism deviationismsdeviationistdeviationistsdeviationsdeviativedeviatordeviatoricdeviatorsdeviatory

### Literary usage of Deviation

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1862)
"The first two terms represent the " Semicircular" deviation, ... The "semicircular" deviation is, on the plan proposed by the Astronomer Royal, ..."

2. A Text-book of Physics: Including a Collection of Examples and Questions by William Watson (1920)
"318 (b), represents the path of a ray when the deviation is a minimum. Then a ray of light incident along RM would travel along ..."

3. Commentaries on American Law by James Kent (1873)
"(2) Of deviation. — The policy relates only to the voyage described in it, ... In the case of an unjustifiable deviation, the insurer is discharged; ..."

4. The Theory of Light by Thomas Preston (1901)
"Since the deviation depends on the wave frequency (or colour) of the light, ... To measure the minimum deviation for any ray the telescope is turned to view ..."

5. The Law of Railways: Embracing Corporations, Eminent Domain, Contracts by Isaac Fletcher Redfield (1869)
"The extent of deviation is to be measured from the line delineated upon the plans to the actual medium filum of the railway as constructed, and the fact of ..."