2 entries found for circulation.
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circulation pulmonary circulation

Main Entry: cir·cu·la·tion
Pronunciation: sr-ky-l-shn
Function: noun
1 : orderly movement through a circuit; especially : the movement of blood through the vessels of the body caused by the pumping action of the heart
2 a : passage from person to person or place to place <coins in circulation> b : the average number of copies (as of a newspaper) sold over a given period