aligned around a specified character
Computing term for text alignment where lines are centered or aligned around a designated character, such as a decimal point in tables.
In spreadsheet software, set the decimal point as the alignment character.
With this word processor feature, you can align columns using character-based alignment.
桁揃え refers to aligning numbers by their digits (right-aligning integers), while 指定文字そろえ aligns around a specific character like a decimal point or colon.
Compound of 指定 (してい, 'designation') + 文字 (もじ, 'character') + そろえ (連用形 of そろえる, 'to align'). A technical term likely coined in Japanese computing contexts.