in or to every part of; everywhere in: They searched throughout the house.
from the beginning to the end of: He was bored throughout the play.


in every part: rotten throughout.
at every moment or point: following the text closely throughout.

Origin of throughout

before 1000; Middle English throw out, Old English thurh ūt through and out the other side (of). See through, out Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for throughout

around, completely, during, everywhere, over, overall, round, everyplace

Examples from the Web for throughout

Contemporary Examples of throughout

Historical Examples of throughout

  • Throughout the dinner their entire absorption in each other was all but unbroken.

    The Spenders

    Harry Leon Wilson

  • The following are a few of the passes used by Harriet throughout the war.

  • What consternation and grief there would be throughout the world!

    Biography of a Slave

    Charles Thompson

  • Every now and then throughout the dinner he would say, "Oh, that reminds me!"

    Weighed and Wanting

    George MacDonald

  • Throughout the entire country, indeed, Morvandial is spoken.

    The Roof of France

    Matilda Betham-Edwards

British Dictionary definitions for throughout



right through; through the whole of (a place or a period of time)throughout the day


through the whole of some specified period or area
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 throughout

late Old English þurhut; see through + out (adv.), and cf. German durchaus, 16c.

Online Etymology Dictionary, © 2010 Douglas Harper