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

 
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Alternative forms Edit

Etymology 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.

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

Pronunciation Edit


Noun Edit

0

  1. (gay slang) bottom

Derived terms Edit

Related terms Edit

  • 0.5 (língdiǎnwǔ)
  • 1 ()