| 1. | one of the elements contributing to a particular result or situation: Poverty is only one of the factors in crime. |
| 2. | Mathematics. one of two or more numbers, algebraic expressions, or the like, that when multiplied together produce a given product; a divisor: 6 and 3 are factors of 18. |
| 3. | Biochemistry. any of certain substances necessary to a biochemical or physiological process, esp. those whose exact nature and function are unknown. |
| 4. | a business organization that lends money on accounts receivable or buys and collects accounts receivable. |
| 5. | a person who acts or transacts business for another; an agent. |
| 6. | an agent entrusted with the possession of goods to be sold in the agent's name; a merchant earning a commission by selling goods belonging to others. |
| 7. | a person or business organization that provides money for another's new business venture; one who finances another's business. |
| 8. | factor of production. |
| 9. | Scot. the steward or bailiff of an estate. |
| 10. | Mathematics. to express (a mathematical quantity) as a product of two or more quantities of like kind, as 30 = 2⋅3⋅5, or x2 − y2 = (x + y) (x − y). Compare expand (def. 4a). |
| 11. | to act as a factor for. |
| 12. | to act as a factor. |
| 13. | factor in or into, to include as an essential element, esp. in forecasting or planning: You must factor insurance payments into the cost of maintaining a car. |

fac·tor (fāk'tər) n.
To determine or indicate explicitly the factors of. Phrasal Verb(s): factor inTo figure in: We factored sick days and vacations in when we prepared the work schedule. [Middle English factour, perpetrator, agent, from Old French facteur, from Latin factor, maker, from facere, to make; see dhē- in Indo-European roots.] fac'tor·a·ble adj., fac'tor·ship' n. |
factor
factor fac·tor (fāk'tər)
n.
One that contributes in the cause of an action.
A mathematical component that by multiplication makes up a number or expression.
A gene.
A substance, such as a vitamin, that functions in a specific biochemical reaction or bodily process, such as blood coagulation.