Sidereal Day
nounverified·updated May 18, 2026
the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
MWE
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- synonym
- day
- plural
- Sidereal Days
- possessive
- Sidereal Day's
- pluralpossessive
- Sidereal Days'