mandrel (redirected from pile core)

man·drel or man·dril  (mndrl)

n.

1. A spindle or an axle used to secure or support material being machined or milled.

2. A metal rod or bar around which material, such as metal or glass, may be shaped.

3. A shaft on which a working tool is mounted, as in a dental drill.

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[Possibly alteration of French mandrin, lathe, from Provençal mandre, axle, crank, from Old Provençal, beam of a balance, from Latin mamphur, bow-drill, perhaps from Oscan.]

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mandrel, mandril [ˈmændrəl]

n

1. (Engineering / Mechanical Engineering) a spindle on which a workpiece is supported during machining operations

2. (Engineering / Mechanical Engineering) a shaft or arbor on which a machining tool is mounted

3. (Engineering / Mechanical Engineering) the driving spindle in the headstock of a lathe

4. (Engineering / Tools) (Mining & Quarrying) Brit a miner's pick

[perhaps related to French mandrin lathe]

Thesaurus

Noun

1.

mandrel - any of various rotating shafts that serve as axes for larger rotating parts mandril, arbor, spindle drive - (computer science) a device that writes data onto or reads data from a storage medium rotating shaft, shaft - a revolving rod that transmits power or motion