(circulations)
1.
The circulation of a newspaper or magazine is the number of copies that are sold each time it is produced.
The Daily News once had the highest circulation of any daily in the country...
The paper has proved unable to maintain its circulation figures.
N-COUNT: with supp
2.
Your circulation is the movement of blood through your body.
Anyone with heart, lung or circulation problems should seek medical advice before flying.
...cold spots in the fingers caused by poor circulation.
N-UNCOUNT
3.
4.
If something such as money is in circulation, it is being used by the public. If something is out of circulation or has been withdrawn from circulation, it is no longer available for use by the public.
...a society like America, with perhaps 180 million guns in circulation.
...the decision to take 50 and 100 ruble bills out of circulation.
PHRASE