Magnetite
Hawkins' Electrical Dictionary · 1915 · p. 3
—The magnetic oxide of iron. A mineral which is attracted by a magnet, and sometimes acts as a magnet and attracts iron; lodestone.
Bu kavram başka kaynaklarda da geçiyor
Magnétite
—
French-English Dictionary of Military Terms (1918)
The American Dictionary and Cyclopedia (1910)
An Illustrated Encyclopedic Medical Dictionary (1893)
Dictionary of Science, Literature and Art (1842)
Readham'da tam maddeyi gor →