The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.
pi
(noun) the 16th letter of the Greek alphabet
pi
(noun) the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
Source: WordNet® 3.1
pi (countable and uncountable, plural pis)
The 16th letter of the Classical and Modern Greek alphabets and the seventeenth in Old Greek.
(mathematics) An irrational and transcendental constant representing the ratio of the circumference of a Euclidean circle to its diameter; approximately 3.14159265358979323846264338327950; usually written π.
(metal typesetting) Metal type that has been spilled, mixed together, or disordered.
Synonym: pie
• (irrational constant): Archimedes' constant, Ludolphian number, Ludolph's constant, Ludolph's number
pi (third-person singular simple present pies, present participle piing, simple past and past participle pied)
(metal typesetting) To spill or mix printing type.
Synonym: pie
pi (not comparable)
(typography) Not part of the usual font character set; especially, non-Roman type or symbols as opposed to standard alphanumeric Roman type.
Abbreviations
pi
(typography) pica (conventionally, 12 points = 1 pica, 6 picas ≈ 1 inch)
piaster
pi
pious
• IP, Ip
Pi
(historical) A county of Chengdu, Sichuan, China.
• Pixian; Pe Heen, P'i Hsien (obsolete)
• IP, Ip
PI
Abbreviation of Piauí, a state of Brazil.
Initialism of Prison Industries (the prison-run work program for inmates)
(colloquial, Philippines) Initialism of Philippine Islands.
PI (countable and uncountable, plural PIs)
(informatics, SGML, XML) Initialism of processing instruction.
Initialism of partial induction (see AI)
Initialism of personal injury.
Initialism of politically incorrect (see PC)
Initialism of principal investigator (lead researcher on a grant-funded project)
Initialism of private investigator.
(biochemistry) Abbreviation of phosphatidylinositol (a phospholipid component of eukaryotic cell membranes, also abbreviated in PtdIns)
(pharmaceutical drug) Initialism of protease inhibitor.
(organic compound) Initialism of polyimide.
(medicine) Initialism of ponderal index.
(electronics) Initialism of power integrity.
Abbreviation of prohibited immigrant.
(fan fiction category) Initialism of pseudoincest.
(automotive) Initialism of port injection. (fuel injection)
• IP, Ip
Source: Wiktionary
29 May 2025
(adjective) characterized by careful evaluation and judgment; “a critical reading”; “a critical dissertation”; “a critical analysis of Melville’s writings”
The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.