soft coal soft • soft copy · · · Info · Definitions · Synonyms · Characters · · soft coal · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) rich in tarry hydrocarbons; burns readily with a smoky yellow flame. Synonyms: bituminous coal, soft coal. · · Noun Definition 1 Synonyms · · · bituminous coal · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 f latin small letter f U+0066 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074