a-scan ultrasonography Ascanius • ascaphidae · · · Info · Definitions · Characters · · a-scan ultrasonography · · Text Common · · Latin · · Scripts 22 · · Length 8 · · Syllables Definitions · · · (noun) the use of ultrasonography to measure the length of the eyeball. Synonyms: A-scan ultrasonography. · · Noun Definition 1 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 g latin small letter g U+0067 h latin small letter h U+0068 l latin small letter l U+006C n latin small letter n U+006E 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 y latin small letter y U+0079