〇

See also: Appendix:Variations of "o", 0, ㇣, ㅇ, and ◯

〇 U+3007, 〇 IDEOGRAPHIC NUMBER ZERO ← 〆 [U+3006] CJK Symbols and Punctuation 〈 → [U+3008]

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〇

Chinese

Glyph origin 1

It is considered a placeholder for a missing Chinese character. Used to express a zero digit in a number since at least the (c.) 12th century, perhaps even earlier than the concept "zero" appeared in the Chinese language. Also written as □ in early literature.

Definitions

For pronunciation and definitions of 〇 – see 零 (“zero”). (This character is a variant form of 零).

For pronunciation and definitions of 〇 – see 空 (“zero”). (This character is a variant form of 空).

See also

Chinese numbers
	0	1	2	3	4	5	6	7	8	9	10	102	103	104	106	108	1012
Normal (小寫 / 小写)	〇, 零, 空	一, 蜀	二, 兩 / 两	三	四	五	六	七	八	九	十	百	千	萬 / 万, 十千 (Malaysia, Singapore)	百萬 / 百万, 桶(Philippines), 面桶 (Philippines)	億 / 亿	兆 (Taiwan) 萬億 / 万亿 (Mainland China)
Financial (大寫 / 大写)	零	壹	貳 / 贰	參 / 叁	肆	伍	陸 / 陆	柒	捌	玖	拾	佰	仟

Glyph origin 2

Coined by Chinese empress regnant Wu Zetian. One of the Chinese characters of Empress Wu.

Definitions

For pronunciation and definitions of 〇 – see 星 (“star; planet; heavenly body; star-shaped object; etc.”). (This character is a variant form of 星).

Japanese

Etymology 1

Borrowed from English zero.

Alternative forms

• 零

Symbol

〇(ゼロ) • (zero) 

1. Used to write zero in kanji positional notation.

   二〇〇七(にせんしち)年(ねん)七(しち)月(がつ)二三(にじゅうさん)日(にち)

   nisenshichi nen shichigatsu nijūsannichi

   July 23, 2007

Etymology 2

Symbol

〇

1. See ○ for the plain circle.

Zhuang

Numeral

〇

1. Sawndip form of lingz (“zero”)