ferromagnetic

American  

[fer-oh-mag-net-ik] / ˌfɛr oʊ mægˈnɛt ɪk /

adjective

Physics.

1. noting or pertaining to a substance, as iron, that below a certain temperature, the Curie point, can possess magnetization in the absence of an external magnetic field; noting or pertaining to a substance in which the magnetic moments of the atoms are aligned.

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Other Word Forms

Derived Forms

• ferromagnetism
  noun

Etymology

Origin of ferromagnetic

First recorded in 1840–50; ferro- + magnetic

Example Sentences

In insulating materials such as CeMgAl11O19, magnetic ions like cerium can adopt one of two arrangements: ferromagnetic or anti-ferromagnetic.

From Science Daily • Apr. 22, 2026

Over time, SMR has been widely used to interpret results from many types of experiments, including magnetoresistance measurements, spin-torque ferromagnetic resonance, harmonic Hall voltage studies, magnetic field sensors, and switching of magnetization or Néel vectors.

From Science Daily • Feb. 10, 2026

When the north and south poles of an iron atom line up, the atom becomes ferromagnetic and strongly magnetized.

From Science Daily • Jan. 26, 2026

Standard ferromagnetic materials used in memory devices allow data to be written easily using external magnetic fields.

From Science Daily • Dec. 26, 2025

From the experiments of Faraday it appears that all matter is subject to the magnetic force as universally as it is to the gravitating force, arranging itself into three divisions, the ferromagnetic, paramagnetic, and diamagnetic.

From The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde by Various