sidereal month(n = noun.time) Array - period between successive conjunctions with a star, 27.322 days; Array
is a kind of month, sidereal time

anomalistic month, calendar month, day of the month, each month, every month, gregorian calendar month, hindu calendar month, islamic calendar month, jewish calendar month, lunar month, month, month by month, month of sundays, revolutionary calendar month, sidereal, sidereal day, sidereal hour, sidereal time, sidereal year, solar month, synodic month