a person or thing closely resembling another, especially in function: Our president is the counterpart of your prime minister.
a copy; duplicate.
Law. a duplicate or copy of an indenture.
one of two parts that fit, complete, or complement one another.

Origin of counterpart

late Middle English word dating back to 1425–75; see origin at counter-, part Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for counterparts

Contemporary Examples of counterparts

Historical Examples of counterparts

  • They were counterparts of each other, except in one small particular.

    Victor's Triumph

    Mrs. E. D. E. N. Southworth

  • Yet their counterparts can still be seen along the Norwegian coast.

    All Afloat

    William Wood

  • And as it was in this stage, so the other stages were counterparts.

  • Does the world, Senor, contain the stuff to make their counterparts?

    Remember the Alamo

    Amelia E. Barr

  • These lions are precisely the counterparts of those in the doorways of Modena and Verona.

British Dictionary definitions for counterparts



a person or thing identical to or closely resembling another
one of two parts that complement or correspond to each other
a person acting opposite another in a play
a duplicate, esp of a legal document; copy
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 counterparts



mid-15c., originally countre part "duplicate of a legal document," from Middle French contrepartie, from contre "facing, opposite" (see contra-) + partie "copy of a person or thing," originally fem. past participle of partir "to divide" (see party (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper