2 definitions found
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Circulation \Cir'cu*la"tion\, noun [L. circulatio: cf. F.
1. The act of moving in a circle, or in a course which brings
the moving body to the place where its motion began.
This continual circulation of human things. --Swift.
2. The act of passing from place to place or person to
person; free diffusion; transmission.
The true doctrines of astronomy appear to have had
some popular circulation. --Whewell.
3. Currency; circulating coin; notes, bills, etc., current
4. The extent to which anything circulates or is circulated;
the measure of diffusion; as, the circulation of a
5. (Physiol.) 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.
From WordNet (r) 3.0 (2006) [wn]:
1: the dissemination of copies of periodicals (as newspapers
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 (as of cytoplasm within a cell or
sap through a plant); "ocean circulation is an important part
of global climate"; "a fan aids air circulation"
6: the spread or transmission of something (as news or money) to
a wider group or area