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factor in

British  

verb

  1. (tr, adverb) to take account of (something) when making a calculation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

factor in Idioms  
  1. Figure in, include as a basic element. For example, In preparing the schedule we factored in vacation and sick days. This term comes from mathematics. [Mid-1900s]


Example Sentences

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See Examples For:

The gash on her forehead was determined to be superficial and not a contributing factor in her death.

From Los Angeles Times Jul. 24, 2026

Your age, the size of your residence and the number of people living there should all factor in, she theorizes, with some extra leeway for those working in or adjacent to the book trade.

From Salon Jul. 23, 2026

The pace of reconstruction will "be a decisive factor in shaping the country's economic recovery and social outcomes," the World Bank said in a statement.

From Barron's Jul. 23, 2026

Another factor in her long career is the love and support she gets from her Matsuyama colleagues, she said.

From The Wall Street Journal Jul. 22, 2026

Most of all, he didn’t factor in the power of my Latin teachers, Miss Barrie and Miss Silber.

From "Middlesex: A Novel" by Jeffrey Eugenides

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