About COMBINING LATIN SMALL LETTER A WITH DIAERESIS
Combining Latin Small Letter A With Diaeresis (U+1DF2) is a Unicode nonspacing mark from the Combining Diacritical Marks Supplement block. It resides on Plane 0 (BMP, Basic Multilingual Plane), has bidirectional class NSM (nonspacing mark), is not mirrored, and has combining class 230 (Above). In HTML it can be written as ᷲ or ᷲ.