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Siouan
Sioux
Sioux City
Sioux Falls
sip
SIPC
siphon
siphon bottle
siphonophore
siphonostele
siphuncle
SIPP
sippet
sipunculid
SIR
Sir
sir
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Sirius
Sir·i·us [ sírree əss ]


noun 
Definition:
 
bright star in constellation Canis Major: a binary star in the constellation Canis Major, the brightest star in the sky
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