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# pi

^{1}

[ pahy ]

## noun

*plural***pis.**- the 16th letter of the Greek alphabet (Π, π).
- the consonant sound represented by this letter.
*Mathematics.*- the letter π, used as the symbol for the ratio of the circumference of a circle to its diameter.
- the ratio itself: 3.141592+.

pi

^{2}

**pie**

[ pahy ]

## noun

*plural***pies.**- printing types mixed together indiscriminately.
- any confused mixture; jumble.

## verb (used with object)

**pied,****pi·ing.**- to reduce (printing types) to a state of confusion.
- to jumble.

PI

^{3}

*Law.*personal injury.- principal investigator.

Pi.

^{4}

**pi.**

## abbreviation for

- piaster.

P.I.

^{5}

## abbreviation for

- Philippine Islands.

pi

^{1}

/ paɪ /

## noun

- a jumbled pile of printer's type
- a jumbled mixture

## verb

- to spill and mix (set type) indiscriminately
- to mix up

PI

^{2}

## abbreviation for

- Philippine Islands
- private investigator

pi

^{3}

/ paɪ /

## noun

- the 16th letter in the Greek alphabet (Π, π), a consonant, transliterated as
*p* - maths 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

pi

/ pī /

- An irrational number that has a numerical value of 3.14159265358979… and is represented by the symbol π. It expresses the ratio of the circumference to the diameter of a circle and appears in many mathematical expressions.

pi

- The irrational number obtained by dividing the length of the diameter of a circle into its circumference . Pi is approximately 3.1416. The sign for pi is π.

## Discover More

## Word History and Origins

Origin of pi^{1}

*Greek*

*pî, peî,*used in mathematics to represent

*Greek*

*periphérion*periphery ( def )

Origin of pi^{2}

## Discover More

## Word History and Origins

Origin of pi^{1}

Origin of pi^{2}

*periphereia*periphery

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## Example Sentences

Both PIs doubt unstable Tabor’s guilt, and as they explore his case, they mix it up with some of the more ice-in-their-veins denizens of the New York art scene.

In the end, they had PIs calculate the maximum number of researchers who could be in their lab at once, given the 160-square-feet rule, and divvy up the available hours as they saw fit.

In Pi, a numbers theorist named Max Cohen decides to put a power drill through his own brain.

They included Yann Martel, author of Life of Pi, and Calvin Trillin.

Life of Pi immediately became the odds-on favorite to win, with more bets placed on it than any other Booker nominee ever.

She was Richard Parker in Life of Pi, a tiger who confusingly talked, and with an Indian accent, to boot.

PE, like fe, is another Hebrew letter, tho Greek and math people prefer their PI better.

"Quelle parole pi paura d' inganno che speranza di futuro frutto mi porsero," he tells us in the Filocolo, ed.

And then Pi′tamakan went in and cut the ropes of eight horses, and safely led them out, making in all fifteen that she had taken.

And so passed Pi′tamakan, virgin, and brave woman chief of our people.

The Blackfeet call such a place—there were several of them—a pi′skan, a trap.

Pi′tamakan then ordered her followers to remain where they were and told the Blood chief to say the same thing to his men.

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## Related Words

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