amphibious aircraft amphibious • amphibious assault · · · Info · Definitions · Synonyms · Characters · · amphibious aircraft · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) an airplane designed to take off and land on water. Synonyms: amphibian, amphibious aircraft. · · Noun Definition 1 Synonyms · · · amphibian · · Synonym 1 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 f latin small letter f U+0066 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 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