PI PI: a mathematical constant representing the ratio of a circle's circumference to its diameter; plural: PIs, ing: pieing, ed: pied, er: piper, est: pietest, ly: piously. PI is a mathematical term used to describe the relationship between a circle's circumference and its diameter, with variations including PIs, pieing, pied, piper, pietest, and piously.
Word: PI
Length: 2 letters
Dictionary: Valid in TWL and SOWPODS
Status: Official Scrabble word
The word PI can be used in various contexts. As a valid Scrabble word, it can be played on the Scrabble board according to standard game rules.