magnetic needle Hear it!

magnetic needle Definition

magnetic needle

noun

a slender bar of magnetized steel which, when mounted so as to swing freely on a pivot, will point along the line of the magnetic meridian toward the magnetic poles, approximately north and south: it is the essential part of a magnetic compass

magnetic needle Usage Examples

Converse of object

contain: One of the most important parts to check is the floating dial, which contains the magnetic needle.