sodium hydride sodium hydrate • sodium hydrogen carbonate · · · Info · Definitions · Characters · · sodium hydride · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) a flammable grey crystalline binary compound (NaH). Synonyms: sodium hydride. · · Noun Definition 1 Characters · · space U+0020 d latin small letter d U+0064 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 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075 y latin small letter y U+0079