Circulation

• Date: 1535

Definitions

• 1 : orderly movement through a circuit; especially : the movement of blood through the vessels of the body induced by the pumping action of the heart
• 2 : flow
• 3 a : passage or transmission from person to person or place to place; especially : the interchange of currency <coins in circulation>

b : the extent of dissemination: as (1) : the average number of copies of a publication sold over a given period (2) : the total number of items borrowed from a library