Definition of deviation in English:

deviation

noun

  • 1The action of departing from an established course or accepted standard.

    ‘deviation from a norm’
    ‘sexual deviation’
    ‘deviations from standard English’
    • ‘We students will discover two deviations from this ideal this week.’
    • ‘His route seemed never to alter from Lancaster to Preston with occasional deviations along lanes quite close to the A6.’
    • ‘The draft report contained a number of deviations from the true faith.’
    • ‘Can any of the deviations be considered as transitional towards the lower forms of animals?’
    • ‘They were the last social group to accept Islam, and some of the earliest deviations from orthodoxy matured in the Muslim countryside.’
    • ‘This is by no means an attempt to negate the faults, hypocrisies and deviations of the American system.’
    • ‘These deviations generally increased with increasing offset and diffusion constant.’
    • ‘The late 20th century's decline of social deference has led to a journalism which is unforgiving of the elite and its deviations.’
    • ‘There is a procedure, but clearly there have been deviations.’
    • ‘As with most careful plans, this one started off with deviations from the standard fly-by.’
    • ‘In such circumstances deviations of Muslims from Islamic principles are also attributed to Islam.’
    • ‘Citing the idyllic visions of our ancient texts, he drew attention in that address to the deviations from the ideal.’
    • ‘This is where the auditor reports changes, problems, deviations and other anomalies.’
    • ‘In addition, it is the treatment of choice for the most serious sexual deviations, such as sexual sadism.’
    • ‘Even if I don't always follow it to the letter, I've got a rock solid foundation upon which to base my deviations.’
    • ‘Religious deviations were treated as threats to the peace and punished accordingly by the secular rulers.’
    • ‘It said deviations would be taken note of as and when they occurred.’
    • ‘The final sanction will be given after completion of the construction only if there are no deviations from the original plan.’
    • ‘Though purists may lament the film's deviations from the comic book, the mood and most of the characters remain the same.’
    • ‘With a few deviations, the open standards of the World Wide Web have been pretty much maintained.’
    divergence, digression, turning aside, departure, deflection, difference, variation, variance, alteration, veering, straying, fluctuation, aberration, abnormality, irregularity, anomaly, inconsistency, discrepancy, variableness, oddness, freakishness
    change, shift, veer, swerve, bend, drift
    View synonyms
  • 2Statistics
    The amount by which a single measurement differs from a fixed value such as the mean.

    • ‘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.’
    • ‘Standard deviation is a statistical concept that denotes the amount of variation or deviation that might be expected.’
    • ‘Means and standards deviations for all study variables are reported in Table 1.’
  • 3The deflection of a vessel's compass needle caused by iron in the vessel, which varies with the vessel's heading.

    • ‘There he began work on compass deviation, a topic he would return to many times.’
    • ‘In 1819 Barlow began work on the problem of deviation in ship compasses caused by the presence of iron in the hull.’

Origin

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

Pronunciation:

deviation

/ˌdēvēˈāSH(ə)n/