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			| 1.
								the dissemination of copies of periodicals (as newspapers or magazines) 2.
								movement through a circuit; especially the movement of blood through the heart and blood vessels
 3.
								(library science) the count of books that are loaned by a library over a specified period
 4.
								number of copies of a newspaper or magazine that are sold
 by increasing its circulation the newspaper hoped to increase its advertising
 5.
								free movement or passage through a series of vessels (as of water through pipes or sap through a plant)
 6.
								the spread or transmission of something (as news or money) to a wider group or area
 
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