Definition of zero

Definition of zero
  1. zero Cardinal number The cardinal number occurring before one and that denotes no quantity or amount at all, represented in Arabic numerals as 0.
  2. zero Noun The numeric symbol that represents the cardinal number zero.
  3. zero Noun The digit 0 in the decimal, binary, and all other base numbering systems.
  4. zero Noun Nothing, or none.
  5. zero Noun The value of a magnitude corresponding to the cardinal number zero.
  6. zero Noun The point on a scale at which numbering or measurement originates.
  7. zero Noun A value of the independent variables of a function, for which the function is equal to zero.
  8. zero Noun The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
  9. zero Noun A person of little or no importance.
  10. zero Noun A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945.
  11. zero Noun A setting of calibrated instruments such as a firearm.
  12. zero Noun A security which has a zero coupon (paying no periodic interest).
  13. zero Adjective Virtually none.
  14. zero Adjective Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.
  15. zero Adjective Of horizontal visibility, limited to 165 feet (50.3 meters) or less.
  16. zero Adjective Present at an abstract level, but not realized in the data.
  17. zero Verb To set a measuring instrument to zero; to calibrate instrument scale to valid zero.
  18. zero Verb To change a memory location or range to values of zero; to set a variable in a computer program to zero.
  19. zero Verb To cause or set some value or amount to be zero.
  20. zero Verb To eliminate; to delete; to overwrite with zeros.
  21. zero Verb To disappear
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