Definition of deviation in English:

deviation

Syllabification: de·vi·a·tion
Pronunciation: /ˌdēvēˈāSH(ə)n
 
/

noun

1The action of departing from an established course or accepted standard: deviation from a norm sexual deviation deviations from standard English
More example sentences
  • As with most careful plans, this one started off with deviations from the standard fly-by.
  • With a few deviations, the open standards of the World Wide Web have been pretty much maintained.
  • In addition, it is the treatment of choice for the most serious sexual deviations, such as sexual sadism.
Synonyms
2 Statistics The amount by which a single measurement differs from a fixed value such as the mean.
More example sentences
  • And there was no statistically significant deviation in incidence rates of other cancers attributable to radiation exposure from the accident.
  • The average numbers and average deviation of five measurements are reported.
  • The sequences were analyzed for randomness in dinucleotide frequencies and no statistically significant deviation was found.
3The deflection of a vessel’s compass needle caused by iron in the vessel, which varies with the vessel’s heading.
More example sentences
  • In 1819 Barlow began work on the problem of deviation in ship compasses caused by the presence of iron in the hull.
  • There he began work on compass deviation, a topic he would return to many times.

Origin

late Middle English: via French from medieval Latin deviatio(n-), from Latin deviare (see deviate).

Derivatives

deviationism

Pronunciation: /-ˌizəm/
noun
More example sentences
  • Follow the revolutionary line of the Third Internationale in the heroic struggle against left deviationism!
  • Though the language he used was different, his alarm at deviationism and his insistence on adherence to the party line mirrored the Stalinist culture in which he operated for so long.
  • I intend to hold the Commissar for Justice to the CPGB's election promise when they come to lock me up for rightist deviationism.

deviationist

noun
More example sentences
  • You'd probably have to put me down as a revisionist Kautskyite Menshevik, or maybe a rightist deviationist with extreme petty bourgeois tendencies.
  • Throughout Soviet history, every new leader claimed to be going back to pure Leninist principles, while labeling his predecessor a deviationist.
  • Fired by ideology each believes the other to be a deviationist.

Definition of deviation in:

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