π
Definition from Wiktionary, the free dictionary
| Unicode name | GREEK SMALL LETTER PI | |||
|---|---|---|---|---|
| Codepoint | U+03C0 | |||
|
||||
Contents |
Translingual [edit]
When a circle's radius is 1 unit, its circumference is 2π units.
Symbol [edit]
π
- (mathematics) An irrational constant representing the ratio of the circumference of a circle to its diameter; approximately 3.14159265.
See also [edit]
Greek [edit]
Letter [edit]
π (lowercase, uppercase Π)
- The lower case letter pi (πι), the 16th letter of the modern Greek alphabet.
Numeral [edit]
π'
- The number 80 in Greek numerals.
,π
- The number 80,000 in Greek numerals.
- (The Greek letter pi.)