·adj Of or pertaining to astronomy; in accordance with the methods or principles of astronomy.
A capital bit of horology, the pendulum of which is usually compensated to sidereal time, for astron...
The Sailor's Word-Book
Those which are reckoned from noon or midnight of one natural day, to noon or midnight of another. ...
There have been occasional slight records of celestial phenomena from the remotest times, but the mo...
Tables for facilitating the calculation of the apparent places of the sun, moon, and planets. ...
Its longitude or place in the ecliptic, reckoned from the first point of Aries, according to the nat...