brown coal brown butter • brown-colored · · · Info · Definitions · Synonyms · Characters · · brown coal · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) intermediate between peat and bituminous coal. Synonyms: lignite, brown coal, wood coal. · · Noun Definition 1 Synonyms · · · lignite · · Synonym 1 wood coal · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 w latin small letter w U+0077