Meaning of 'circulation'

noun

the spread or transmission of something (as news or money) to a wider group or area

noun

the dissemination of copies of periodicals (as newspapers or magazines)

noun

free movement or passage (as of cytoplasm within a cell or sap through a plant)

Example: "ocean circulation is an important part of global climate"

noun

movement through a circuit

noun

number of copies of a newspaper or magazine that are sold

Example: "by increasing its circulation the newspaper hoped to increase its advertising"

noun

(library science) the count of books that are loaned by a library over a specified period