p
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abbreviation
Music. softly (def. 2).
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Origin of p
1From the Italian word piano
Other definitions for p (2 of 13)
p2
abbreviation
penny; pence.
Other definitions for p (3 of 13)
P1
or p
[ pee ]
/ pi /
noun, plural P's or Ps, p's or ps.
the sixteenth letter of the English alphabet, a consonant.
any spoken sound represented by the letter P or p, as in pet, supper, top, etc.
something having the shape of a P.
a written or printed representation of the letter P or p.
a device, as a printer's type, for reproducing the letter P or p.
Other definitions for p (4 of 13)
P2
abbreviation
Education. (as a rating of student performance) passing.
Chess. pawn.
Electronics. plate.
poor.
Grammar. predicate.
Protestant.
Other definitions for p (5 of 13)
P3
Symbol.
the 16th in order or in a series.
Genetics. parental (def. 4).
Chemistry. phosphorus (def. 1).
Physics.
- power (def. 15a).
- pressure (def. 2).
- Chemistry. proton.
- space inversion.
- poise2.
Biochemistry. proline.
Other definitions for p (6 of 13)
Other definitions for p (7 of 13)
P-
abbreviation
Military. (in designations of fighter aircraft) pursuit: P-38.
Other definitions for p (8 of 13)
p.1
abbreviation
father.
Origin of p.
1From the Latin word pater
Other definitions for p (9 of 13)
Origin of p.
2From the Italian word piano
Other definitions for p (10 of 13)
p.3
abbreviation
after.
Origin of p.
3From the Latin word post
Other definitions for p (11 of 13)
p.4
abbreviation
Other definitions for p (12 of 13)
P.1
abbreviation
father.
Origin of P.
1From the Latin word Pater
Other definitions for p (13 of 13)
P.2
abbreviation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use p in a sentence
British Dictionary definitions for p (1 of 5)
p
P
/ (piː) /
noun plural p's, P's or Ps
the 16th letter and 12th consonant of the modern English alphabet
a speech sound represented by this letter, usually a voiceless bilabial stop, as in pig
mind one's p's and q's to be careful to behave correctly and use polite or suitable language
British Dictionary definitions for p (2 of 5)
p
symbol for
(in Britain) penny or pence
music piano: an instruction to play quietly
pico-
physics
- momentum
- proton
- pressure
British Dictionary definitions for p (3 of 5)
P
symbol for
abbreviation for
Portugal (international car registration)
pharmacy only: used to label medicines that can be obtained without a prescription, but only at a shop at which there is a pharmacist
British Dictionary definitions for p (4 of 5)
British Dictionary definitions for p (5 of 5)
p.
abbreviation for
Word Origin for p.
(sense 6) Latin: after (sense 7) Latin: in favour of; for
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for p (1 of 2)
P
The symbol for the elementphosphorus
Medical definitions for p (2 of 2)
p-
abbr.
para-
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for p
P
The symbol for parity.
The symbol for phosphorus.
The symbol for power.
The symbol for pressure.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Other Idioms and Phrases with p
p
see mind one's p's and q's.
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.