mandrel or man·dril [man-druh l] ExamplesWord Origin noun Machinery.

  1. a shaft or bar the end of which is inserted into a workpiece to hold it during machining.
  2. a spindle on which a circular saw or grinding wheel rotates.
  3. the driving spindle in the headstock of a lathe.

Origin of mandrel 1510–20; perhaps akin to French mandrin Examples from the Web for mandril Historical Examples of mandril

  • The instruments are made of soft iron, and are fixed in leaden chucks, which can be readily fastened to one end of the mandril.

    Popular Technology; Volume 2

    Edward Hazen

  • Find the pitch of the lead screw, and at the head of that column is the number of teeth for the lathe stud or mandril.

    Modern Machine-Shop Practice, Volumes I and II

    Joshua Rose

  • Hollow work, as nuts and washers, may be equally operated on being driven by a mandril held in the chuck.

    Modern Machine-Shop Practice, Volumes I and II

    Joshua Rose

  • “He’s going to drink it,” screamed the Mandril; “battery will fire a salvo;” and he seized two oranges from the sideboard.

    Punch, or the London Charivari, Vol. 153, Sept. 26, 1917


  • A child is employed to make them red-hot, and to lay them on a mandril nicely fitted to their size.

    A Dictionary of Arts, Manufactures and Mines

    Andrew Ure

  • British Dictionary definitions for mandril mandrel mandril noun

    1. a spindle on which a workpiece is supported during machining operations
    2. a shaft or arbor on which a machining tool is mounted
    3. the driving spindle in the headstock of a lathe
    4. British a miner’s pick

    Word Origin for mandrel C16: perhaps related to French mandrin lathe Word Origin and History for mandril mandrel n.

    “miner’s pick,” 1510s, of unknown origin; perhaps borrowed from French mandrin, itself of unknown origin. Also applied from 17c. to parts of a lathe or a circular saw.

    mandril in Medicine mandrel n.

    1. A shaft on which a working tool is mounted, as in a dental drill.
    2. mandrin
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