0

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See also: o, O, 0., , , and Appendix:Variations of "o"

0 U+0030, 0
DIGIT ZERO
/
[U+002F]
Basic Latin 1
[U+0031]
The slashed variant of the digit

Translingual[edit]

English Wikipedia has an article on:
Wikipedia

Alternative forms[edit]

Glyph origin[edit]

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

Symbol[edit]

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.
    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.

Alternative forms[edit]

The following forms are equivalent as a decimal digit:

The additional following forms are equivalent as a cardinal number:

Derived terms[edit]

Gallery[edit]

See also[edit]

Other representations of 0:

English[edit]

Pronunciation[edit]

Noun[edit]

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[edit]

See also[edit]

Chinese[edit]

Etymology 1[edit]

Pronunciation[edit]


Noun[edit]

0

  1. (gay slang) bottom
Synonyms[edit]
  • (Hong Kong Cantonese) 0仔 (ling4 zai2)
Derived terms[edit]
Related terms[edit]
  • 0.5 (língdiǎnwǔ)
  • 1 ()

Etymology 2[edit]

Grammaticisation of (zero).

Pronunciation[edit]

Particle[edit]

0

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

References[edit]

  • 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: