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
-
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
Another form of mandrel for the same purpose is shown in Fig.
From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
It is obvious that for long work there may be gripping pieces at each end of the mandrel, as in Fig.
From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
The lines l l should be marked as fine as possible, but deep enough to remain permanently, so that the truth of the eccentricity of the mandrel may be tested at any time.
From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
