ferromagnetic

adjective

fer·​ro·​mag·​net·​ic ˌfer-ō-mag-ˈne-tik 

: of or relating to substances with an abnormally high magnetic permeability, a definite saturation point, and appreciable residual magnetism and hysteresis

ferromagnet

ˈfer-ə-ˌmag-nət 

noun

ferromagnetism

ˌfer-ō-ˈmag-nə-ˌti-zəm 

noun

Examples of ferromagnetic in a Sentence

Recent Examples on the Web

Most of these toys are made of silicone, a plastic that should be unproblematic in the magnet, but to the surprise of those present, especially the woman being examined, this one did contain ferromagnetic material. —Michaela Maya-Mrschtik, Scientific American, 6 Aug. 2025

This arrangement allows the flashlight to be stuck to ferromagnetic surfaces either sticking straight out from them, or lying down flat. —Ben Coxworth july 17, New Atlas, 17 July 2025

Launched in 1956, the Milgauss was the first watch to resist magnetic fields up to 1,000 gauss, thanks to its innovative ferromagnetic shield inside the case. —Renan Botelho, Footwear News, 3 Apr. 2025

The first step needed for manufacturing elastic domes was to use disks made with a ferromagnetic elastomer, a blend of standard flexible elastomeric material and magnetic particles. —Ars Technica, 27 Dec. 2024

Word History

First Known Use

1896, in the meaning defined above

Rhymes for ferromagnetic

• aeromagnetic
• antiemetic
• antipathetic
• apologetic
• biogenetic
• biomimetic
• biosynthetic
• cytogenetic
• diagenetic
• diamagnetic
• diaphoretic
• epigenetic

Kids Definition

ferromagnetic

adjective

fer·​ro·​mag·​net·​ic ˌfer-ō-mag-ˈnet-ik 

: of or relating to substances (as iron and nickel) that are easily magnetized