Pi Day

Etymology


+, from the date March 14th in the month/day format (that is, 3/14), 3, 1 and 4 being the first three significant digits of the mathematical constant π.

Proper noun

 * 1) March 14th, an annual celebration of the mathematical constant π (pi).

Translations

 * Arabic: يوم ط
 * Armenian: Պի թվի օր
 * Assamese: পাই দিৱস
 * Bengali: পাই দিবস
 * Bulgarian: Денят Пи
 * Catalan: Dia Pi
 * Chinese:
 * Cantonese: 圓周率日
 * Mandarin: 圓周率日
 * Chuvash: Пи хисепӗн кунӗ
 * Czech: Den pí
 * Danish: Pi-dag
 * Dutch: pi-dag, pi-benaderingsdag
 * Esperanto: Pi-tago
 * Estonian: Pii päev
 * Finnish: piin päivä
 * French: journée de pi
 * Georgian: პის დღე
 * German: Pi-Tag
 * Hebrew: יום פאי
 * Hungarian: nemzetközi π-nap
 * Icelandic: π dagur, Nálgunardagur π
 * Indonesian: Hari Pi
 * Italian: Giorno del pi greco
 * Japanese: 円周率の日
 * Korean: 파이의 날
 * Kurdish:
 * Central Kurdish: ڕۆژی پای
 * Lithuanian: Pi diena
 * Macedonian: Ден на бројот пи
 * Malayalam: പൈ ദിനം
 * Nepali: पाई दिवस
 * Norwegian:
 * Nynorsk: Pi-dagen
 * Odia: ପାଇ ଦିବସ
 * Persian: روز پی
 * Polish: Dzień Liczby Pi
 * Portuguese: Dia do Pi
 * Romanian: Ziua pi
 * Russian: День числа пи
 * Serbo-Croatian: Dan broja pi
 * Sinhalese: පයි දිනය
 * Slovak: Deň pí
 * Slovene: Dan pi
 * Spanish: Día de Pi
 * Swahili: Siku ya Pi
 * Swedish: Pi-dagen
 * Tamil: பை நாள்
 * Thai: วันพาย
 * Turkish: Pi Günü
 * Ukrainian: День пі
 * Vietnamese: Ngày số pi