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sideman
sidepiece
sider-
sidereal
sidereal day
sidereal hour
sidereal month
sidereal period
sidereal time
sidereal year
siderite
sidero-
sideroad
siderolite
siderophilin
siderosis
siderostat
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sidereal time
si·de·re·al time


noun 
Definition:
 
time measured with reference to stars: time measured by the daily rotation of the Earth in relation to a given star, rather than to the Sun
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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