penal facility penal colony • penal institution · · · Info · Definitions · Synonyms · Characters · · penal facility · · Text Common · · Latin · · Scripts 14 · · Length 6 · · Syllables Definitions · · · (noun) an institution where persons are confined for punishment and to protect the public. Synonyms: penal institution, penal facility. · · Noun Definition 1 Synonyms · · · penal institution · · Synonym 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 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 t latin small letter t U+0074 y latin small letter y U+0079