Synentognathi synentognathi • synentognathous · · · Info · Definitions · Characters · · Synentognathi · · Text Latin · · Script 13 · · Length 5 · · Syllables Definitions · · · (noun) order of fishes having spineless fins; needlefishes; sauries; flying fishes; halfbeaks. Synonyms: order Synentognathi. · · Noun Definition 1 Characters · · S latin capital letter s U+0053 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079