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.
external
Adjective
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Something that is external is not on the inside.
Both internal and external stairs need to be modified to allow wheelchairs into the building.
There are many influences upon the child external to life in school.
I wondered if there were any external pressures that led your husband to make the change.
Other sources of external debt arise where non-residents purchase local bonds.
influence
Noun
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An influence is a force that causes something to happen or for someone to do something.
has been quite an influence on .
The works of have always been an influence on my artistic career.
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An influence is also power to affect or change someone or something by means of position or power.
Sometimes, I feel like my parents have so much control that everything and everyone in the world is under their influence!
It is very dangerous to drive under the influence of alcohol.
influence
Verb
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If you influence something, you are forcing something to happen or for someone to do something.
Doesn't this calm music just influence you to frolic in a meadow?
has been known to influence a healthy and balanced lifestyle.
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If you influence something, you can also be changing or swaying it.
Vote-stacking can heavily influence an election.
Conditions in the atmosphere influence weather.