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Definition of Mandrel
1. Noun. Any of various rotating shafts that serve as axes for larger rotating parts.
Exact synonyms: Arbor, Mandril, Spindle
Group relationships: Drive
Generic synonyms: Rotating Shaft, Shaft
Group relationships: Drive
Generic synonyms: Rotating Shaft, Shaft
Definition of Mandrel
1. n. A bar of metal inserted in the work to shape it, or to hold it, as in a lathe, during the process of manufacture; an arbor.
Definition of Mandrel
1. a shaft on which a tool is mounted [n -S]
Medical Definition of Mandrel
1. Mandril 1. The shaft or spindle to which a tool is attached and by means of which it is rotated. Synonym: mandrin. 3. In dentistry, an instrument used in a handpiece to hold a disk, stone, or cup used for grinding, smoothing, or finishing. Origin: G. Mandra, a stable; the bed in which a ring's stone is set (05 Mar 2000)