permanent magnet
noun
a magnet that retains its magnetism after being removed from an external magnetic field.
Origin of permanent magnet
First recorded in 1820–30
OTHER WORDS FROM permanent magnet
permanent magnetism, nounWords nearby permanent magnet
British Dictionary definitions for permanent magnet
permanent magnet
noun
a magnet, often of steel, that retains its magnetization after the magnetic field producing it has been removed
Derived forms of permanent magnet
permanent magnetism, nounScientific definitions for permanent magnet
permanent magnet
[ pûr′mə-nənt ]
A piece of ferromagnetic material that retains its magnetism after it has been magnetized.