the action of departing from an established course or accepted standard, the amount by which a single measurement or observation differs from a fixed value such as the mean

Formal and Informal Expressions of deviation

In different contexts, you can replace 'deviation' with suitable alternatives. In a more formal setting, 'divergence, digression' is apt. In informal speech or writing, 'straying, wandering' is a commonplace synonym.

deviation: Explore its Definition & Usage

deviation Definition

1the action of departing from an established course or accepted standard
2the amount by which a single measurement or observation differs from a fixed value such as the mean

Using deviation: Examples

Take a moment to familiarize yourself with how "deviation" can be used in various situations through the following examples!

Example
The company's deviation from its original business plan led to its downfall.
Example
The deviation in the test results indicated a problem with the equipment.
Example
The athlete's performance showed a deviation from his usual level of skill.

deviation Synonyms and Antonyms

Synonyms for deviation

divergence
departure
difference
digression
deflection

Antonyms for deviation

Phrases with deviation

standard deviation
a measure of the amount of variation or dispersion of a set of values from the mean
Example
The standard deviation of the test scores was higher than expected.
deviation from the norm
a departure from what is considered typical or normal
Example
His behavior was a clear deviation from the norm.
deviation from the truth
a departure from what is true or accurate
Example
The politician's statement was a clear deviation from the truth.

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Summary: deviation in Brief

Deviation [ˌdiːviˈeɪʃən] refers to the act of departing from an established course or accepted standard, or the amount by which a single measurement or observation differs from a fixed value such as the mean. Examples include a company's deviation from its original business plan, or an athlete's performance showing a deviation from their usual level of skill. Phrases like 'standard deviation' and 'deviation from the norm' are commonly used in statistical analysis and everyday language.