sissoo sissiness • Sissu · · · Info · Definitions · Synonyms · Characters · · sissoo · · Text Latin · · Script 6 · · Length Definitions · · · (noun) East Indian tree whose leaves are used for fodder; yields a compact dark brown durable timber used in shipbuilding and making railroad ties. Synonyms: sissu, sisham, Dalbergia sissoo. · · Noun Definition 1 Synonyms · · · sissu · · Synonym 1 sisham · · Synonym 2 dalbergia sissoo · · Synonym 3 Characters · · i latin small letter i U+0069 o latin small letter o U+006F s latin small letter s U+0073