circulation

  1. Noun.  The act of moving in a circle, or in a course which brings the moving body to the place where its motion began.
  2. Noun.  The act of passing from place to place or person to person; free diffusion; transmission.
  3. Noun.  Currency; circulating coin; notes, bills, etc., current for coin.
  4. Noun.  The extent to which anything circulates or is circulated; the measure of diffusion; as, the circulation of a newspaper.
  5. Noun.  The movement of the blood in the blood-vascular system, by which it is brought into close relations with almost every living elementary constituent. Also the movement of the sap in the vessels and tissues of plants.

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This entry was last updated on RefTopia from its source on 3/20/2012.