Translingual

A vintage clock with numbers 1–11.

Etymology

०
Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numeral ‫٠ ‎(0)‬ (compare Devanāgarī script ०), adopted for use with the Latin script in Europe as 1

Symbol

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 : B^k → 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.

Coordinate terms

• (Arabic digits): 0 1 2 3 4 5 6 7 8 9

Alternative forms

Derived terms

See also

Other representations of 0:

• Styles
• 

  The digit ‘0’ in a digital seven segment display.

English

Noun

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

• 0th, the ordinal number form

See also

• 0 (number) in Wikipedia
• 1
• 2

Chinese

Pronunciation

Noun

0

1. (slang) bottom (gay slang)

Derived terms

• 10