factor

factor is a Noun

Definition:

[1] One who transacts business for another; an agent; a substitute; especially, a mercantile agent who buys and sells goods and transacts business for others in commission; a commission merchant or consignee. He may be a home factor or a foreign factor. He may buy and sell in his own name, and he is intrusted with the possession and control of the goods; and in these respects he differs from a broker. Story. Wharton. My factor sends me word, a merchant`s fled That owes me for a hundred tun of wine. Marlowe.

[2] A steward or bailiff of an estate. [Scot.] Sir W. Scott.

[3] One of the elements or quantities which, when multiplied together, from a product.

[4] One of the elements, circumstances, or influences which contribute to produce a result; a constituent. The materal and dynamical factors of nutrition. H. Spencer.