In a steam-engine, a wheel placed on the crank-shaft, having its centre on one side of the axis of the shaft, with a notch for the gab-lever.
·adj ·Alt. of <<Excentrical>>. ...
Webster's Dictionary of the English Language
An auxiliary angle employed to abridge the calculations connected with the motion of a planet or com...
The Sailor's Word-Book
, by its action on the gab-lever, which it catches either way, puts the engine into gear. ...