source book source • source code · · · Info · Definitions · Characters · · source book · · Text Common · · Latin · · Scripts 11 · · Length 2 · · Syllables Definitions · · · (noun) a collection of historically important documents published together as a book. Synonyms: source book. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 k latin small letter k U+006B o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075