Last modified on 21 August 2014, at 15:22
Character  ± 
Unicode name PLUS-MINUS SIGN
Latin-1 Supplement U+00B1
See also: [U+571F CJK UNIFIED IDEOGRAPH-571F] and [U+58EB CJK UNIFIED IDEOGRAPH-58EB]

TranslingualEdit

Alternative formsEdit

SymbolEdit

±

  1. (sciences) The plus-minus sign, indicating the tolerance or statistical margin of error of a quantity.
  2. (mathematics) Either value as a result of addition or subtraction.
    ax^2+bx+c=0\rArr x=\frac{-b\plusmn\sqrt{b^2-4ac}}{2a}.
  3. More or less
    • 1992, Rudolf M. Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, page 4
      (b) sporophyte with foot reduced, the entire sporophyte enveloped by the calyptra, which is ± stipitate at the base.
  4. (chess) Advantage for white.

AntonymsEdit

Related termsEdit

See alsoEdit

Wikipedia-logo.png plus-minus sign on Wikipedia.Wikipedia:plus-minus sign