magnetic needle
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.
Finding the magnetoreceptors responsible for triggering these neurons has been like looking for a magnetic needle in a haystack.
From Science Magazine • Jun. 23, 2016
He said: "Nothing must deflect the magnetic needle."
From Time Magazine Archive
Last week Bendix Aviation Corp. announced a new automatic compass that makes the old magnetic needle* look as obsolete as a warrior's spear.
From Time Magazine Archive
Alternating Current Galvanometers.—For the detection of small alternating currents a magnetic needle or movable coil galvanometer is of no utility.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" by Various
The mirror was made of silvered microscopic glass about � in. in diameter, and the magnetic needle or needles consisted of short fragments of watchspring cemented to its back.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" by Various
