hematite hematinuria • hematitic · · · Info · Definitions · Synonyms · Characters · · hematite · · Text Latin · · Script 8 · · Length Definitions · · · (noun) the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form. Synonyms: haematite. · · Noun Definition 1 Synonyms · · · haematite · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D t latin small letter t U+0074