Englishfor English speakers
linear
Adjective
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A linear, model, system, relationship, etc. is one where a change in one part leads to a similar change in another part.
There is a linear relationship between levels of self-confidence and levels of anxiety.
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If something is linear, it is straight or flat, not curved.
The ants didn't follow a direct or linear path.
fraction
Noun
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A fraction is a part of a whole.
A fraction of the profits were donated to a local charity.
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A fraction is a ratio, presented with a line between the numerator above and the denominator below.