English Reference
noun · verb

factor

n. · v.
US /ˈfæktɝ/ UK /fˈæktɐ/ fac·tor UK spelling factors

  1. 01 B1 Intermediate Academic

    n.one of the things that helps produce a result or influence a situation.

    n.a circumstance, fact, or influence that contributes to a specific result or outcome.

    Simple

    Cost was the most important factor in their decision to move house.

    In context

    Environmental factors, such as soil quality and annual rainfall, significantly influence the crop yield in this specific region.

    Usage

    Often used with the preposition 'in'.

  2. 02 B2 Upper Intermediate Technical Math

    n.a number that divides into another number exactly.

    n.a whole number that divides exactly into another number without leaving a remainder.

    Simple

    The factors of six are one, two, three, and six.

    In context

    To simplify the fraction, the students first had to identify the greatest common factor of the numerator and the denominator.

    divisor
  3. 03 C1 Advanced TechnicalFormal Economics

    n.a person or company that does business for another, especially by buying debts.

    n.a commercial agent who buys and sells goods for others on commission, or a firm that buys accounts receivable at a discount.

    Simple

    The company used a factor to collect money from customers who had not paid.

    In context

    By selling their outstanding invoices to a factor, the small business was able to improve its immediate cash flow despite the high fees.

  4. 04 C2 Proficiency British EnglishDialect

    n.a person who manages a large farm or area of land for the owner.

    n.a person employed to manage an estate or farm; a land steward.

    Simple

    The factor visited the farmers to collect the rent for the landlord.

    In context

    In rural Scotland, the estate factor traditionally acted as the primary intermediary between the tenant farmers and the distant landowner.

    Teacher's tip

    This sense is primarily found in Scottish contexts or historical literature.

  5. 05 B2 Upper Intermediate Technical Math

    v.to find the numbers that multiply together to make a specific number.

    v.to resolve a number or expression into its constituent factors.

    Simple

    It is easy to factor the number ten into two and five.

    In context

    The encryption algorithm relies on the fact that it is computationally difficult to factor extremely large prime numbers.

    factorizedecompose
  6. 06 B2 Upper Intermediate

    v.to include something in your calculations or plans.

    v.to include a particular fact or situation when you are thinking about or planning something.

    Simple

    We need to factor in the cost of petrol for our road trip.

    In context

    When calculating the project timeline, the manager failed to factor in the potential for delays caused by the national holiday.

    Usage

    Almost always used as the phrasal verb 'factor in' or 'factor out'.

Usage factors like · additional factor · causal factor

This entry
Level A2 · Elementary
Frequency Common
Updated