osmitrol osmiridium • osmium · · · Info · Definitions · Synonyms · Characters · · osmitrol · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) a diuretic (trade name Osmitrol) used to promote the excretion of urine. Synonyms: mannitol, Osmitrol. · · Noun Definition 1 Synonyms · · · mannitol · · Synonym 1 Characters · · i latin small letter i U+0069 l latin small letter l U+006C 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 t latin small letter t U+0074