0
WordNet
adjective
(1) Indicating the absence of any or all units under consideration
"A zero score"
noun
(2) A mathematical element that when added to another number yields the same number
WiktionaryText
Etymology
Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numeral (compare Devanāgarī script ), adopted for use with the Latin script in Europe as ‘0’.
Symbol
- The cardinal number zero indicating absence of any quantity.
- A digit in decimal, binary and every other base numbering system.
- 15 × 134 = 2010
- 0000 00012
- 0x1000E001
- The identity element with respect to addition.
- A Boolean or truth value corresponding to false.
- f : Bk → B : B = {0, 1}
- A&B&C=0 → A=0 || B=0 || C=0