hairy root hairy-looking • hairy-skinned · · · Info · Definitions · Characters · · hairy root · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) a phase of crown gall (especially in apples) during which there is abnormal development of fine fibrous roots. Synonyms: hairy root. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 y latin small letter y U+0079