Found 2 items, similar to magnetite.
English → English (WordNet) Definition: magnetite magnetite n : an oxide of iron that is strongly attracted by magnets [syn: magnetic iron-ore]
English → English (gcide) Definition: Magnetite Magnetite \Mag"net*ite\, n. (Min.) An oxide of iron (Fe3O4) occurring in isometric crystals, also massive, of a black color and metallic luster. It is readily attracted by a magnet and sometimes possesses polarity, being then called loadstone. It is an important iron ore. Called also magnetic iron. [1913 Webster]