English-Thai Dictionary
pi
N ตัวพิมพ์ ผสม tua-pim-pa-som
pi
N พยัญชนะ กรีก ตัว ที่ 16 pa-yan-cha-na-krik-tua-ti-16
Webster's 1913 Dictionary
PI
Pi, n. Etym: [See Pica, Pie magpie, service-book.] (Print. )
Defn: A mass of type confusedly mixed or unsorted. [Written also pie. ]
PI
Pi, v. t. [imp. & p. p. Pied; p. pr. & vb. n. Pieing.] (Print. )
Defn: To put into a mixed and disordered condition, as type; to mix and disarrange the type of; as, to pi a form. [Written also pie. ]
New American Oxford Dictionary
PI
PI ▶abbreviation private investigator.
pi
pi |pī paɪ | ▶noun the sixteenth letter of the Greek alphabet ( Π, π ), transliterated as ‘p.’ • the numerical value of the ratio of the circumference of a circle to its diameter (approximately 3.14159 ). [from the initial letter of Greek periphereia ‘circumference. ’] • (Pi ) [ followed by Latin genitive ] Astronomy the sixteenth star in a constellation: Pi Herculis. • Chemistry & Physics relating to or denoting an electron or orbital with one unit of angular momentum about an internuclear axis. ▶symbol • ( π ) the numerical value of pi. • ( Π ) osmotic pressure. • ( Π ) mathematical product. ORIGIN Greek.
Oxford Dictionary
PI
PI ▶abbreviation private investigator.
pi
pi 1 |pʌɪ | ▶noun the sixteenth letter of the Greek alphabet ( Π, π ), transliterated as ‘p ’. • the numerical value of the ratio of the circumference of a circle to its diameter (approximately 3.14159 ). [from the initial letter of Greek periphereia ‘circumference ’.] • ( Pi ) [ followed by Latin genitive ] Astronomy the sixteenth star in a constellation: Pi Herculis. • [ as modifier ] Chemistry & Physics relating to or denoting an electron or orbital with one unit of angular momentum about an internuclear axis. ▶symbol • ( π ) the numerical value of pi. • ( Π ) osmotic pressure. • ( Π ) mathematical product. ORIGIN Greek.
pi
pi 2 |pʌɪ | ▶adjective Brit. informal short for pious.
Duden Dictionary
Pi
Pi Substantiv, Neutrum , das |P i |das Pi; Genitiv: des Pi [s ], Plural: die Pis 1 sechzehnter Buchstabe des griechischen Alphabets Π, π spätgriechisch pĩ < griechisch peĩ < hebräisch pē 2 ohne Plural Mathematik Zahl, die das Verhältnis von Kreisumfang zu Kreisdurchmesser angibt; ludolfsche Zahl π [π = 3,1415 …]Pi mal Daumen /Schnauze umgangssprachlich nach Gutdünken
French Dictionary
pi
pi n. m. inv. nom masculin invariable 1 Lettre grecque. 2 Symbole du rapport entre le périmètre d ’un cercle et son diamètre, dont l ’expression numérique est 3,1416.
Spanish Dictionary
pi
pi nombre femenino 1 Nombre de la decimosexta letra del alfabeto griego; se escribe Π /π :la pi es una consonante que se transcribe como la ‘p ’ del alfabeto latino .2 nombre masculino mat Signo que equivale al número 3,1416, aproximadamente, y que resulta de la relación entre la longitud de una circunferencia y su diámetro .
Sanseido Wisdom Dictionary
pi
pi /paɪ /名詞 1 U C パイ 〘ギリシャ語アルファベットの第16字; Π, π; ローマ字のP, pに当たる 〙.2 U 〘数 〙パイ, 円周率 〘約3.1416; ⦅記号 ⦆π 〙.