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magnetic needle
(redirected from magnetic needles)

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magnetic needle
a slender magnetized rod used in certain instruments, such as the magnetic compass, for indicating the direction of a magnetic field
magnetic needle [mag′ned·ik ′nēd·əl]
(electromagnetism)
A bar magnet or collection of bar magnets which is hung so as to show the direction of the magnetic field.
In particular, a slender bar magnet, pointed at both ends, that is pivoted or freely suspended in a magnetic compass.
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These include herbal methods, magnetic needles and ear cups that can be taken for similar results.
Acupuncture for Migraines - Studies Show It Does Work by Lee Dobbins / Health care industry community
Some offer magnetic needles, ear cups, and/or herbal methods.
Acupuncture for Migraines ? Effective or not? by Anna Hart / Health care industry community
 
 
 
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