pi

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π

1. The 16th letter of the Greek alphabet, pi.
2. Symbol for the ratio of the circumference of a circle to its diameter, approximately 3.14159; symbol for osmotic pressure (Π).

Pi

Symbol for inorganic orthophosphate (should not be used when covalently linked to another moiety).

PI

Abbreviation for Periodontal Index.

Pi

Abbreviation for inorganic phosphate.

pI

The pH value for the isoelectric point of a given substance.

pi (π, Π),

(),
1. The 16th letter of the Greek alphabet.
2. (Π). Symbol for osmotic pressure; in mathematics, symbol for the product of a series.
3. (π). Symbol for the ratio of the circumference of a circle to its diameter (approximately 3.14159).
4. Symbol for pros.

pi

[pī]
1 Ρ, π, the sixteenth letter of the Greek alphabet.
2 (in mathematics) the ratio of a circle's circumference to its diameter.

PI

Abbreviation for:
package insert
pain intensity
pancreatic insufficiency
parallel imports  
pars intermedia
paternity index
Pearl Index
performance indicator, see there  
perfusion imaging
peripheral iridectomy
phosphatidyl inositol
physically impaired
physiologic index
pituitary
plaque inhibition
poison ivy
post-implantation
post-infection
post-injection
post-inoculation
post-irradiation
post-ischaemic
present illness
primary infection
principal investigator  
product information
prognostic index
proliferation index
protease inhibitor
pulmonary index
pulmonary infarction
pulmonary insufficiency
pulse inversion

π

Greek, lower case, pi.

Π

Abbreviation for osmotic pressure;
pi.

Pi

Abbreviation for inorganic orthophosphate.

PI

Abbreviation for Periodontal Index.

pI

Abbreviation for isoelectric point.

pi

(π, Π) ()
1. The 16th letter of the Greek alphabet (π, Π).
2. Osmotic pressure (Π).
3. mathematics Symbol for the product of a series (Π).
4. Symbol for the ratio of the circumference of a circle to its diameter (approximately 3.14159265) (π).

Pi

inorganic phosphate

Π

Abbreviation for osmotic pressure.

PI

Abbreviation for Periodontal Index.

pI

Abbreviation for isoelectric point.

pi

, π ()
1. The 16th letter of the Greek alphabet.
2. (Π). Symbol for osmotic pressure; in mathematics, symbol for the product of a series.

Pi

inorganic orthophosphate.

pI

isoelectric point.

pi

the sixteenth letter of the Greek alphabet, π or π.
References in periodicals archive ?
I made another pi palindrome, 32 digits of pi up to the first 0.
The quest to compute evermore digits of Pi continues.
The world record for most memorised digits of pi is 67,890 digits.
Whereas Newton labored to calculate 16 digits of pi, for instance, the current computer-assisted record is more than 1 trillion digits (Math Trek, Science News Online: http://www.
PHOENIX -- Pi is one of mathematics most intriguing numbers and teachers, students, parents and others are encouraged to take time out to celebrate the wonders of pi on and near November 10th, 2007, the 314th day of the year which corresponds to the first three digits of pi (3.
on 3/14/15, a once-in-a-lifetime event will happen: the date and time will represent the first 8 digits of Pi -- 3.
This year is particularly special because the next two digits of pi are 15, and 3.
An ancient Greek mathematician from Syracuse, Sicily later discovered the first three digits of pi.
Retired astrophysicist Mike Reed said yesterday: "It is a coded image of the first 10 digits of pi, the ratio of a circle's circumference to its diameter.
14159265, the decimal digits of pi run on forever, and there is no discernible pattern to ease the task.
NEW YORK -- It's Pi Day because the date is 3/14 -- the first three digits of Pi.
Another student -- a mathematics major -- has the distinction of knowing 1,000 digits of Pi, the mathematical constant that calculates the ratio of a circle's circumference to its diameter.