Wiktionary

0

See also: o, O, 0., ه, 〇, ⓪, and Appendix:Variations of "o"
Text style Emoji style
0︎ 0️
Text style is forced with ⟨︎⟩ and emoji style with ⟨️⟩.
0 U+0030, 0
DIGIT ZERO
← /
[U+002F] 		Basic Latin 1 →
[U+0031]
Character variations
⁰ U+2070, ⁰
SUPERSCRIPT ZERO
←
[U+206F] 		Superscripts and Subscripts ⁱ →
[U+2071]
₀ U+2080, ₀
SUBSCRIPT ZERO
← ⁿ
[U+207F] 		Superscripts and Subscripts ₁ →
[U+2081]
０ U+FF10, ０
FULLWIDTH DIGIT ZERO
← ／
[U+FF0F] 		Halfwidth and Fullwidth Forms １ →
[U+FF11]
𜳰 U+1CCF0, 𜳰
OUTLINED DIGIT ZERO
← 𜳯
[U+1CCEF] 		Symbols for Legacy Computing Supplement 𜳱 →
[U+1CCF1]
𝟶 U+1D7F6, 𝟶
MATHEMATICAL MONOSPACE DIGIT ZERO
← 𝟵
[U+1D7F5] 		Mathematical Alphanumeric Symbols 𝟷 →
[U+1D7F7]

🯰 U+1FBF0, 🯰
SEGMENTED DIGIT ZERO
← 🯯
[U+1FBEF] 		Symbols for Legacy Computing 🯱 →
[U+1FBF1]
The slashed variant of the digit is forced with ⟨︀⟩

Translingual

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English Wikipedia has an article on:
Wikipedia

Alternative forms

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Glyph origin

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Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numeral ‫٠‬ (compare Devanāgarī script ० (0)), adopted for use with the Latin script in Europe. See 0 § History for more.

Symbol

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0

  1. (Arabic digits) The cardinal number zero, indicating absence of any quantity.
  2. A digit in decimal, binary, and every other base numbering system, indicating the absence of any quantity in a given place value.
    15 × 134 = 2010
    0000 00012
    0x1000E001 (hexadecimal notation)
  3. (mathematics) The identity element with respect to addition.
     
  4. (mathematics, computer science) A Boolean or truth value corresponding to false.
    f : Bk → B : B = {0, 1}
    A&B&C=0 → A=0 || B=0 || C=0
  5. (computing) Indicates that the number that follows is in octal.
  6. (phonetics, often superscript) The pitch of a tone that is more extreme than 1 (higher or lower, depending on local convention; e.g. 0 is the highest tone in Chatino).
  7. (phonetics, Sinosphere, often superscript) Lack of an inherent tone; the pitch depends on the tones of the surrounding syllables.
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  • Styles
  •  
    Lining digit 0.
  •  
    Oldstyle 0 in Fraktur script.
  •  
    A vintage clock with numbers 0–11.
  •  
    The digit ‘0’ in a digital seven segment display.

Alternative forms

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The following forms are equivalent as a decimal digit:

The additional following forms are equivalent as a cardinal number:

Derived terms

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Derived terms

See also

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Other representations of 0:

English

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Pronunciation

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Noun

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0 (plural 0s)

  1. 0.
  2. The origin, starting point, or fixed reference point, especially for a measurement.
    The 0 for the Celsius scale is 273.15 Kelvin.
  3. (electrical engineering) The off or low bit state.
    If the NOT gate input is 1, the output is 0.

Derived terms

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See also

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Chinese

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Etymology 1

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Pronunciation

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Noun

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0

  1. (gay slang) bottom
    公司0宣傳，全靠0宣傳 [MSC, trad.]
    公司0宣传，全靠0宣传 [MSC, simp.]
    gōngsī líng xuānchuán, quán kào líng xuānchuán [Pinyin]
    zero advertisement from the record company, entirely relying on bottoms for advertisement (jocular statement referring to Wang Xinling's fandom)
Synonyms
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  • (Hong Kong Cantonese) 0仔 (ling4 zai2)
Derived terms
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  • 0.5 (língdiǎnwǔ)
  • 1 (yī)

Etymology 2

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Grammaticisation of 零 (“zero”).

Pronunciation

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Particle

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0

  1. (Hong Kong Cantonese, Internet slang, neologism) A negation particle (clarification of this definition is needed)

References

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  • 2024, 陳詠儀 [Wing Yee Chan], 唐翊竣 [Yik Chun Tong], 謝家朗 [Ka Long Tse], “香港粵語否定詞“0”的語法特徵 [Grammatical Features of the Negative Word "0" in Hong Kong Cantonese]”, in 《中國語文通訊》, volume 103, number 1, →DOI, pages 43-65:
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