protectorate protectoral • protectorial · · · Info · Definitions · Synonyms · Characters · · protectorate · · Text Latin · · Script 12 · · Length Definitions · · · (noun) a state or territory partly controlled by (but not a possession of) a stronger state but autonomous in internal affairs; protectorates are established by treaty. Synonyms: associated state. · · Noun Definition 1 Synonyms · · · associated state · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 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