P. I.

A form of pi — The sixteenth letter of the Classical and Modern Greek alphabets and the seventeenth in Old Greek.

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Meanings

noun
  1. alternativeAlternative form of PI.
Cite this entry
APA

P. I.. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/P.%20I.

MLA

“P. I..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/P.%20I.. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “P. I.,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/P.%20I..

Source: P. I. on Wiktionary, CC BY-SA 4.0.