Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sidereal_month

1 sense of sidereal month

Sense 1
sidereal month -- (period between successive conjunctions with a star, 27.322 days)
       => month -- (a time unit of approximately 30 days; "he was given a month to pay the bill")
       => sidereal time -- (measured by the diurnal motion of stars)