prop root proprofit • Pro-protestant · · · Info · Definitions · Characters · · prop root · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) a root that grows from and supports the stem above the ground in plants such as mangroves. Synonyms: prop root. · · Noun Definition 1 Characters · · space U+0020 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074