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English dictionary
Hint: Wildcards can be used multiple times in a query.
English
noun
:
sidereal hour
1.
sidereal hour
(time)
1/24 of a sidereal day
Broader (hypernym)
60 minutes
,
hour
,
hr
,
sidereal time
Based on WordNet 3.0 copyright © Princeton University.
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. English edition:
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.
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