What does "circulate" mean?

Circulate: To pass from place to place, from person to person, or from hand to hand; to be diffused; as, money circulates; a story circulates. Circulating decimal. See Decimal. -- Circulating library, a library whose books are loaned to the public, usually at certain fixed rates. -- Circulating medium. See Medium.

Additional senses

  1. 2.To cause to pass from place to place, or from person to person; to spread; as, to circulate a report; to circulate bills of credit. Circulating pump. See under Pump.

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