mandrel
Americannoun
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a shaft or bar the end of which is inserted into a workpiece to hold it during machining.
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a spindle on which a circular saw or grinding wheel rotates.
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the driving spindle in the headstock of a lathe.
noun
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a spindle on which a workpiece is supported during machining operations
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a shaft or arbor on which a machining tool is mounted
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the driving spindle in the headstock of a lathe
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a miner's pick
Etymology
Origin of mandrel
1510–20; perhaps akin to French mandrin
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The prop sits on a mandrel that supports it firmly.
From Time Magazine Archive
Then a mandrel in the center is pulled out, leaving a roughly star-shaped cavity on whose surface the fuel will start to burn when the rocket is fired.
From Time Magazine Archive
When a mandrel is used upon work having its bore threaded the mandrel also must be threaded, and must abut against a radial face, as at a, in Fig.
From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua
In small work that has been drilled or bored, a short mandrel is used instead of the piece b.
From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua
These two carry a mandrel d, to which is fastened a face-plate d′ against which the work is chucked.
From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
