(FACT) [noun] [C] - a fact or situation which influences the result of somethingPeople's voting habits are influenced by political, social and economic factors.Heavy snow was a contributing factor in the accident.Price will be a crucial factor in the success of this new product.The patients' confidence in the treatment was a major factor in contributing to the treatment's success.The economy is regarded as the decisive/key factor which will determine the outcome of the general election.(informal) The film's success is partly due to its happy ending and its feel-good factor (= its ability to make people feel happy).The weather is the one unknown factor which could ruin the whole plan.
FACTOR
Meaning of FACTOR in English
Cambridge English vocab. Кембриджский английский словарь. 2012