haustorium haustorial • haustral · · · Info · Definitions · Characters · · haustorium · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a root-like attachment in parasitic plants that penetrates and obtains food from the host. · · Noun Definition 1 Characters · · a latin small letter a U+0061 h latin small letter h U+0068 i latin small letter i U+0069 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 u latin small letter u U+0075