アラビア数すう字じ

ア

ラ

ビ

ア

す

う

じ

Meanings

1

noun

Arabic numeral

Refers to the numeral system 0–9 commonly used worldwide, as opposed to 漢数字 (Chinese numerals) or ローマ数字 (Roman numerals).

字character, letter, word

漢かん数すう字じ
Chinese numerals (一, 二, 三…), used in vertical writing or formal contexts, while アラビア数字 are the standard Western digits.
ローマ数すう字じ
Roman numerals (I, II, III…), used for numbering chapters or clock faces, distinct from the everyday アラビア数字.

Compound of アラビア (Arabia) and 数字 (numeral), reflecting the historical transmission of the numeral system to Europe via Arabic scholars.