[ koun-ter-pahrt ]
/ ˈkaʊn tərˌpɑrt /


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.

Nearby words

  1. countermove,
  2. counteroffensive,
  3. counteroffer,
  4. counteropening,
  5. counterpane,
  6. counterparty,
  7. counterparty risk,
  8. counterperson,
  9. counterphobic,
  10. counterpin

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 counterpart

British Dictionary definitions for counterpart


/ (ˈkaʊntəˌpɑːt) /


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 counterpart



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