English dictionary
sidereal day meaning and definition
Definition and meaning of sidereal day at MeaningMonkey.org. sidereal day meaning and definition in the English Dictionary.SIDEREAL DAY noun
Definition of sidereal day (noun)
- the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
- synonyms: day
Source: Princeton University Wordnet