| the letter used as the symbol for the ratio of the circumference of a circle to its diameter, or the ratio itself: 3.141592+ |
| a relation between two sets in which one element of the second set is assigned to each element of the first set, the operator |
factor (ˈfæktə) ![]() | |
| —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. | (
|
| 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 |
| —vb | |
| 9. | (intr) to engage in the business of a factor |
| [C15: from Latin: one who acts, from facere to do] | |
| 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 | |
| 'factorable | |
| —adj | |
| factora'bility | |
| —n | |
| 'factorship | |
| —n | |
| factor VIII | |
| —n | |
| a protein that participates in the clotting of blood. It is extracted from donated serum and used in the treatment of the commonest type of haemophilia, in which it is absent | |
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.
factor VIII n.
A factor in the clotting of blood, a deficiency of which is associated with hemophilia A. Also called antihemophilic factor, antihemophilic globulin, antihemophilic globulin A, proserum prothrombin conversion accelerator.
factor IX n.
A factor in the clotting of blood necessary for the formation of intrinsic blood thromboplastin; a deficiency of it causes hemophilia B. Also called antihemophilic globulin B, Christmas factor.
| factor (fāk'tər) Pronunciation Key
Noun
Verb To find the factors of a number or expression. For example, the number 12 can be factored into 2 and 6, or 3 and 4, or 1 and 12. |