n. anything that contributes causally to a result; element; variable
The Federation warns that unless the world's population acts now to eat a healthier diet and to take more exercise, obesity will rapidly overtake smoking as the leading lifestyle risk factor for heart disease and strokes.
Sentence in Classic:
But for the trained reasoner to admit such intrusions into his own delicate and finely adjusted temperament was to introduce a distracting factor which might throw a doubt upon all his mental results.
The Adventures of Sherlock Holmes By Arthur Conan Doyle Context
But the assignment of these various meanings to the factor does not yield results which accord with the historic facts.
War and Peace(V5) By Leo Tolstoy Context
He knew she had accepted without afterthought: he could never be a factor in her calculations, and there was a surprise, a refreshment almost, in the spontaneity of her consent.
House of Mirth By Edith Wharton Context
However, in this case it was almost impossible to think of an acceptable excuse, his knowledge of Italian was not great but still good enough; the deciding factor was that K.
As it is, I have been able to get about as I could not possibly have done had I been living in the Hall, and I remain an unknown factor in the business, ready to throw in all my weight at a critical moment.
The Hound of the Baskervilles By A. Conan Doyle Context
Some had the feeling that in proportion as the Negro received education, in the same proportion would his value decrease as an economic factor in the state.
Up From Slavery: An Autobiography By Booker T. Washington Context