a well known machine in which infants are rocked to sleep.

It denotes also that part of the stock of a crofs bow where the bullet is put.

in Surgery, a case in which a broken leg is laid after being set.

in engraving, is the name of an instrument used in scraping mezzotintos, and preparing the plate. It is formed of steel, resembling a chisel with one sloping side, upon which are cut hollow lines very near each other, and at equal distances. The acting part of this tool is made circular, and the corners are rounded. CRA

After being properly tempered, it must be sharpened on the whetstone. There are various sizes of this instrument.

among shipwrights, a frame placed under the bottom of a ship, in order to conduct her smoothly and steadily into the water when she is going to be launched; at which time it supports her weight while she slides down the descent or sloping passage called the ways, which are for this purpose daubed with loam and tallow.