ALL meanings of astronomical clock
as·tro·nom·i·cal clock
A a - noun astronomical clock a complex clock showing astronomical phenomena, such as the phases of the moon 3
- noun astronomical clock any clock showing sidereal time used in observatories 3
- noun astronomical clock a clock indicating or representing the movements of the sun or planets, the phases of the moon, or the sky visible at a given time, used as a means of establishing time or for additional information, as locating celestial bodies or timing their movement. 1
- noun astronomical clock a clock used for observing the apparent time of the meridian passages of heavenly bodies. 1