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circumstantiate
circumstellar
circumterrestrial
circumvallate
circumvent
circumvolution
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circulatory system
cir·cu·la·tor·y sys·tem (plural cir·cu·la·tor·y sys·tems)


noun 
Definition:
 
body's blood-pumping system: the system consisting of the heart, blood vessels, and lymph vessels that pumps blood and lymph around the body
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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