thorite thorina • thorium · · · Info · Definitions · Characters · · thorite · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a radioactive mineral consisting of thorium silicate; it is a source of thorium that is found in coarse granite. · · Noun Definition 1 Characters · · e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074