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sinuate
sinuosity
sinuous
sinus
Sinus Iridum
sinus node
sinus venosus
sinusitis
sinusoid
sinusoidal projection
Siouan
Sioux
Sioux City
Sioux Falls
sip
SIPC
siphon
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sinoatrial
si·no·a·tri·al [ snō áytree əl ]


adjective 
Definition:
 
of sinus venosus and atrium: relating to the sinus venosus and the right atrium of the heart
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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