See acceleration // of the moon.
·noun The act of accelerating, or the state of being accelerated; increase of motion or action; as, ...
Webster's Dictionary of the English Language
The increase of velocity in a moving body by the force of gravity. A planet is said to be accelerate...
The Sailor's Word-Book
·adj Belonging to the laity; lay; not clerical. II. Secular ·noun A layman, as distinguished from a...
A small irregularity in the motions of planets, which becomes important only after a long lapse of y...
See inequality, secular. ...