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factor - definition and synonyms


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noun [countable] factor pronunciation in American English /ˈfæktər/
Word Forms
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  1. 1
    one of the things that influence whether an event happens or the way that it happens

    We have tried to identify the factors that influence the age at which children leave school.

    factor in:

    Public pressure was a factor in the administration’s decision.

    risk factor (=something that may cause something dangerous or harmful):

    Lack of exercise is also a risk factor for heart disease.

    an important/major/key factor:

    Safety is the single most important factor in a car’s design.

  2. 3
    maths a number that you can divide a larger number by exactly

    2 and 3 are factors of 6.


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in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

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