Pronunciation: /baɪ/ ?

The prefix 'bi' means two.[1] Some mathematical words that use this prefix are:

  • biconditional: A condition that goes two ways.
  • bifurcate: To divide into two parts.
  • binary: Having two parts.
  • binary set: A set with exactly two elements. An example of a binary set is the set of truth values: { false, true }.
  • binary number: A number with exactly two digits { 0, 1 }. A binary number is also called a base 2 number.
  • binary operation: An operation that takes exactly two operands, such as +.
  • binomial: A polynomial with exactly two terms such as 3x - 4y2.
  • bisect: To divide into two equal parts.


    1. bi-. WordNet. Princeton University. (Accessed: 2011-01-08).

    Cite this article as:

    Bi. 2010-01-08. All Math Words Encyclopedia. Life is a Story Problem LLC.


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    Revision History

    2010-01-08: Added "References" (McAdams, David.)
    2008-06-24: Initial version (McAdams, David.)

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