Free Carrier. In international commerce, an agreement between a seller and a buyer indicating that the seller has fulfilled his/her obligation to deliver a good when he/she has transferred it to the port, airport, or other place from which it will be transported.
Definition of UNIT FRACTION. : a fraction whose numerator is unity and whose denominator is an integer.
A fraction is a number expressed in the form of $\frac{a}{b}$, where the numerator 'a' signifies the number of parts it has, and the denominator 'b' is the number of parts the whole is divided into. There are three types of fractions: Proper fractions. Improper fractions.