compound rest meaning

[Mechanical engineering]
"A principal component of a lathe consisting of a base and an upper part dovetailed together, the base is graduated in degrees and can be swiveled to any angle, the upper part includes the tool post and tool holder."

Examples

1. compound rest swivel
2. compound rest feed
3. compound rest handle
4. Sitting atop the cross slide is usually another slide called a compound rest, which provides 2 additional axes of motion, rotary and linear.
5. In 1718 Nartov invented what might have been the first lathe with a mechanical carriage and a set of gears ( also known as a compound rest or slide rest ).