Background for var

var

/vɑːr/ /vɑr/

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noun

A unit of electrical power, in an AC circuit, equal to the power dissipated when 1 volt produces a current of 1 ampere.

Examples :

"The electrical system needed to support the new equipment required an additional 500 var of reactive power. "

energy physics electronics unit technical

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noun

Something that is variable.

Examples :

"The biggest var in our family's budget this month was the unexpected car repair cost. "

math statistics science

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noun

Something whose value may be dictated or discovered.

Examples :

"There are several variables to consider here."

math science technology computing

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noun

A quantity that may assume any one of a set of values.

Examples :

"The var of possible exam scores is quite wide, ranging from 50 to 100. "

math statistics

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noun

A symbol representing a variable.

Examples :

"In the math equation, "x + y = 5", "x" and "y" are each a var representing a number we don't know yet. "

computing technical math

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noun

A named memory location in which a program can store intermediate results and from which it can read them.

Examples :

"In the algebra problem, let's use "x" as a var to represent the unknown number of apples. "

computing technology technical

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noun

A variable star.

Examples :

"Astronomers study var to learn more about the life cycle of stars and the vastness of the universe. "

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noun

A shifting wind, or one that varies in force.

Examples :

"The sailor kept a close watch on the var, adjusting his sails as the wind direction changed. "

weather nautical

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noun

(in the plural) Those parts of the sea where a steady wind is not expected, especially the parts between the trade-wind belts.

Examples :

"Sailing ships often tried to avoid the vars because the unpredictable winds there could delay their journey for days. "

geography nautical ocean weather

Illustration var - Image 1

noun

The act of varying or the state of being variable.

Examples :

"The var in her daily schedule, due to unexpected meetings, makes it difficult to plan ahead. "

condition quality nature

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noun

A difference between what is expected and what is observed; deviation.

Examples :

"The project manager carefully analyzed the var between the planned budget and the actual expenses to understand where the money was spent. "

statistics math science

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noun

The state of differing or being in conflict.

Examples :

"The var between their opinions on how to raise their children caused frequent arguments. "

war state politics government military

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noun

An official permit to do something that is ordinarily forbidden by regulations.

Examples :

"Because he lived so close to the school but outside the normal walking area, the student needed a var to ride his bike to school. "

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noun

A discrepancy between two legal documents.

Examples :

"The lawyer pointed out a significant var between the original contract and the amended version, which could affect the outcome of the negotiation. "

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noun

A departure from a cause of action originally in a complaint.

Examples :

""After the judge ruled that the initial claim was too vague, the lawyer introduced a var, adding a more specific allegation of negligence to the complaint." "

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noun

The second central moment in probability.

Examples :

"The var of the students' test scores showed how spread out the results were around the average. "

statistics math theory number

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noun

The number of degrees of freedom in a system.

Examples :

"In this simple robot arm, the var is three, because it can move up/down, left/right, and rotate. "

physics system math technical science

Illustration var - Image 1

noun

Covariance and contravariance generally.

Examples :

"Depending on the variance of the type constructor, the subtyping relation of the simple types may be either preserved, reversed, or ignored for the respective complex types."

statistics math computing science