Englishfor English speakers
variable
Noun
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A variable is something that may not always be the same.
In life insurance, sex is an important variable because men generally die younger than women.
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A variable is something used in mathematics for an unknown value.
In "x = 1 + 2 +...n = ((1 + n) × n)÷2", x is the variable.
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A variable is something used in computer programming languages that stores data, such as a number or words.
variable
Adjective
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If something is variable, it changes often.
The temperature in the area is highly variable.
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If a group is variable, there are big differences between things in the group.
The expected height of children in 3rd grade is variable.
displacement
Noun
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Displacement is when something is made to move out of its place.
The war has caused the displacement of tens of thousands of people.
The displacement of folk music by western pop music has happened in many countries.
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Displacement is the amount of liquid or gas that is moved when something floats in it.