factor in

factor in — phrasal verb

  • factor inbase form
  • factors in3rd person singular
  • factoring in-ing form
  • factored inpast simple

1. to add a specific cost, amount, or number to a calculation so that it is include

1.片語動詞及物B2
釋義

to add a specific cost, amount, or number to a calculation so that it is included in the final total

例句

The accountant reminded us to factor in the shipping costs when calculating the final price.

factor in + cost/number when calculating total

Mei-Lin factored the sales tax into her budget before buying the new laptop.

factor [object] in — separable pattern with 'into'

同義詞
  • include

    more general; 'factor in' is more specific to calculations and planning

  • take into account

    slightly more formal; used in both calculation and decision-making contexts

  • allow for

    suggests anticipating something that might affect the outcome

反義詞
  • leave out

    to deliberately not include something

  • overlook

    to fail to include something unintentionally

文法句型

factor [object] in

factor in [object]

用法筆記

Often used in financial or mathematical contexts. The object can appear between 'factor' and 'in' (factor the cost in) or after the full phrasal verb (factor in the cost). 'Factor into' is also common when a specific calculation is named.

常見錯誤

❌We forgot to factor the delivery charges.
✅We forgot to factor in the delivery charges.
💡'factor' alone does not mean 'include'; the particle 'in' is required.
❌The price was factored the budget.
✅The price was factored into the budget.
💡the passive pattern requires 'into' or 'in'.

2. to include a particular fact, situation, or piece of information when you are ma

2.片語動詞及物B2
釋義

to include a particular fact, situation, or piece of information when you are making a decision, forming an opinion, or planning something

例句

Dr. Okafor factored in the patient's medical history before recommending the treatment.

factor in + fact/situation when making decision

The city council factored public opinion into their decision about the new park.

同義詞
  • consider

    more general; 'factor in' emphasises formally including something in a decision process

  • take into consideration

    very similar in meaning; slightly more formal and less common in conversation

  • build in

    suggests making something part of a structure or plan

反義詞
  • disregard

    to ignore something deliberately when making a decision

  • overlook

    to fail to consider something that should have been included

文法句型

factor [object] in

factor in [object]

factor in that + clause

用法筆記

Common in business, policy, and everyday decision-making. Unlike sense 1, the object here is usually a fact, opinion, or human factor rather than a pure number. 'Factor in that + clause' is a distinct syntactic pattern: 'We factored in that many employees would be on holiday.'

常見錯誤

❌We factored the bad weather.
✅We factored the bad weather into our travel plans.
💡when the object is a situation, the sentence often needs a broader context showing what was being planned.