Definition of "pi" []

  • The 16th letter of the Greek alphabet. See Table at alphabet. (noun)
  • Mathematics A transcendental number, approximately 3.14159, represented by the symbol π, that expresses the ratio of the circumference to the diameter of a circle and appears as a constant in many mathematical expressions. (noun)
  • An amount of type that has been jumbled or thrown together at random. (noun)
  • To jumble or mix up (type). (verb-transitive)
  • To become jumbled. (verb-intransitive)
  • The 16th letter in the Greek alphabet (Π, π), a consonant, transliterated as p (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A transcendental number, fundamental to mathematics, that is the ratio of the circumference of a circle to its diameter. Approximate value: 3.141 592…; symbol: π (noun) (c) HarperCollins Publishers Ltd 2016

Use "pi" in a sentence
  • "PiBook: NoXIB pi$ find. - type f - print0 | xargs -0 perl - pi - e 's/NoXIB/___PROJECTNAME___/g '"
  • "; MMHK_CurrentVector - > The direction of the current mouse movement in radians. (a float between - pi & +pi. 0 is left, - pi & +pi is right) #Persistent return"
  • "- rw-rw-rw - 1 pi admin 335 27 Aug 15: 50 main. m PiBook: NoXIB pi$ mv NoXIB_Prefix. pch"