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definitions
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AP

or A.P.

  1. adjective phrase.
  2. Trademark. Advanced Placement Program.
  3. Air Police.
  4. American plan.
  5. antipersonnel.
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ap-

1
  1. variant of ad- before p: appear.
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ap-

2
  1. variant of apo- before a vowel or h: aphelion.
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Ap.

  1. Apostle.
  2. Apothecaries'.
  3. April.
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a.p.

  1. additional premium.
  2. author's proof.
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A/P

or a/p

  1. account paid.
  2. accounts payable.
  3. authority to pay or purchase.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for ap

AP, Reuters, TASS, UPI, newswire

Examples from the Web for ap

Contemporary Examples of ap

Historical Examples of ap


British Dictionary definitions for ap

ap

prefix
  1. son of: occurring as part of some surnames of Welsh originap Thomas
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Word Origin for ap

from Welsh mab son

AP

abbreviation for
  1. Air Police
  2. Associated Press
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ap-

prefix
  1. a variant of apo- aphelion
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a.p.

abbreviation for
  1. obsolete (in prescriptions, etc) ante prandium
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Word Origin for a.p.

Latin: before a meal
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

Word Origin and History for ap

AP

abbreviation of Associated Press, first recorded 1879; the organization was founded May 1848 as co-operative news gathering effort among New York City newspaper publishers covering the war with Mexico.

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ap-

2

patronymic prefix in Welsh names, earlier map "son," cognate with Gaelic mac. Since 17c. merged into surnames (Ap Rhys = Price, Ap Evan = Bevan, etc.).

It is said that a Welshman who evidently was not willing to be surpassed in length of pedigree, when making out his genealogical tree, wrote near the middle of his long array of 'aps' -- "about this time Adam was born." ["Origin and Significance of our Names," "The Chautauquan," Oct. 1887-July 1888]
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ap-

1

form of Latin ad- before words beginning in -p-; see ad-.

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Online Etymology Dictionary, © 2010 Douglas Harper

ap in Medicine

ap.

abbr.
  1. apothecary
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.