nuclear submarine nuclear rocket • nuclear terrorism · · · Info · Definitions · Synonyms · Characters · · nuclear submarine · · Text Common · · Latin · · Scripts 17 · · Length 5 · · Syllables Definitions · · · (noun) a submarine that is propelled by nuclear power. Synonyms: nautilus, nuclear submarine, nuclear-powered submarine. · · Noun Definition 1 Synonyms · · · nautilus · · Synonym 1 nuclear-powered submarine · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075