factor (ˈfæktə) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) |
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| —n |
| 1. | an element or cause that contributes to a result |
| 2. | maths |
| | a. one of two or more integers or polynomials whose product is a given integer or polynomial: 2 and 3 are factors of 6 |
| | b. an integer or polynomial that can be exactly divided into another integer or polynomial: 1, 2, 3, and 6 are all factors of 6 |
| 3. | (
foll by identifying numeral
) med any of several substances that participate in the clotting of blood: factor VIII |
| 4. | a person who acts on another's behalf, esp one who transacts business for another |
| 5. | commerce a business that makes loans in return for or on security of trade debts |
| 6. | former name for a gene |
| 7. | commercial law a person to whom goods are consigned for sale and who is paid a factorage |
| 8. | (in Scotland) the manager of an estate |
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| —vb |
| 9. | (intr) to engage in the business of a factor |
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| [C15: from Latin: one who acts, from facere to do] |
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| usage Factor (sense 1) should only be used to refer to something which contributes to a result. It should not be used to refer to a part of something such as a plan or arrangement; instead a word such as component or element should be used |
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| 'factorable |
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| —adj |
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| factora'bility |
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| —n |
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| 'factorship |
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| —n |