Dictionary of Marketing Terms: basis weight
basis weight
pound weight of a ream (usually 500 sheets) of paper cut to a standard size and varying according to the grade of paper; also called basic weight. For example, the basis weight of a ream of one type of 25" X 38" book paper is 80 pounds. The basis weight of bond paper would be based on the weight of five hundred 17" X 22" sheets.

