crustose thallus crustose • crustosis · · · Info · Definitions · Characters · · crustose thallus · · Text Common · · Latin · · Scripts 16 · · Length 4 · · Syllables Definitions · · · (noun) thin crusty lichen thallus; adheres closely to or is embedded in the surface on which it grows. Synonyms: crustose thallus. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C 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