1. extended play:

    • a phonograph record that is typically played at 45 rpm and contains more tracks than a single, but fewer tracks than an LP.

    • a short or half-length music album in any format, typically comprised of four to seven songs: called EP as an evolution of the traditional extended-play record, albums in other formats are not known by the underlying expanded form, and identified only by the abbreviation.

Origin of EP

First recorded in 1950–55 for def. 2a

Other definitions for ep- (2 of 3)


  1. variant of epi- before a vowel or h: epaxial.

Other definitions for Ep. (3 of 3)


  1. Epistle.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use EP in a sentence

  • The direction EP gives the azimuth of the wave-path, or its direction along the surface of the earth.

  • The epiblast (EP) now consists of a very marked layer of columnar cells.

  • Annas laughed when I said that “take up the mat” sounded in the South like “teek EP the met.”

    Out in the Forty-Five | Emily Sarah Holt
  • After much talking, they decided to send for EP-i-men´i-des, and to ask him to purify the city.

    The Story of the Greeks | H. A. Guerber
  • Of a truth there remained the families of the lords and barons and great citizens descended from the Lombards, EP.

    Villani's Chronicle | Giovanni Villani

British Dictionary definitions for ep (1 of 4)


/ (ɛp) /

abbreviation for
  1. episode

British Dictionary definitions for EP (2 of 4)


  1. an extended-play single, one of the formats in which music is sold, usually comprising four or five tracks

abbreviation for
  1. Eastern (Cape) Province

British Dictionary definitions for ep- (3 of 4)


  1. variant of epi- epexegesis

British Dictionary definitions for Ep. (4 of 4)


abbreviation for
  1. Epistle

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