- the lending of library books and other materials.
- the number of books and materials that a library has lent.
- the processes connected with providing for the use of library materials, including reserve operations, recall, and record-keeping.
Origin of circulation
- the distribution of newspapers, magazines, etc
- the number of copies of an issue of such a publication that are distributed
- a book loan, as from a library lending department
- each loan transaction of a particular book
- the total issue of library books over a specified period
- (of currency) serving as a medium of exchange
- (of people) active in a social or business context
mid-15c., from Middle French circulation or directly from Latin circulationem (nominative circulatio), noun of action from past participle stem of circulare "to form a circle," from circulus "small ring" (see circle (n.)). Used of blood first by William Harvey, 1620s.
see in circulation; out of circulation.