birch oil birchman • birch partridge · · · Info · Definitions · Synonyms · Characters · · birch oil · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) a liquid ester with a strong odor of wintergreen; applied externally for minor muscle and joint pain. Synonyms: methyl salicylate, birch oil, sweet-birch oil. · · Noun Definition 1 Synonyms · · · methyl salicylate · · Synonym 1 sweet-birch oil · · Synonym 2 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072