noun
alnico; Al-Ni-Co alloy
A family of iron alloys containing aluminum, nickel, and cobalt, known for strong permanent magnets. Technical term used in materials science and engineering.
アルニコ合金は、スピーカーの磁石に使われることがあります。
Alnico alloys are sometimes used in speaker magnets.
Specifically refers to an alnico magnet, while アルニコ合金 is the alloy material itself.
From the English trademark 'Alnico', a blend of the chemical symbols Al (aluminum), Ni (nickel), and Co (cobalt), combined with 合金 (alloy).