- the 16th letter of the Greek alphabet (II, π).
- the consonant sound represented by this letter.
- the letter π, used as the symbol for the ratio of the circumference of a circle to its diameter.
- the ratio itself: 3.141592+.
Origin of pi1
- printing types mixed together indiscriminately.
- any confused mixture; jumble.
- to reduce (printing types) to a state of confusion.
- to jumble.
Origin of pi2
Examples from the Web for pis
The young gentleman had recourse as a pis aller to his mamma.Love Me Little, Love Me Long
Pis buildings are said to have a life of a century and a half.
Yet he is largely a pis aller for the would-be reader of Cassius Dio.Dio's Rome, Volume 1 (of 6)
Orthodox Socialism is still a case of the "lesser evil," what the French call a pis aller.The New Society
For me Pis de terre, ever since I heard of it, has offered special attractions.
- Philippine Islands
- private investigator
- 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
- a jumbled pile of printer's type
- a jumbled mixture
- to spill and mix (set type) indiscriminately
- to mix up
Word Origin and History for pis
Greek letter, from Hebrew, literally "little mouth." As the name of the mathematical constant, from 1841 in English, used in Latin 1748 by Swiss mathematician Leonhart Euler (1707-1783), as an abbreviation of Greek periphereia "periphery." For the meaning "printer's term for mixed type," see pie (3).
- The 16th letter of the Greek alphabet.
- The pH value for the isoelectric point of a given substance in solution.
- 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.