'Counterpart' definitions:

Definition of 'counterpart'

From: WordNet
noun
A person or thing having the same function or characteristics as another [syn: counterpart, opposite number, vis-a-vis]
noun
A duplicate copy [syn: counterpart, similitude, twin]

Definition of 'Counterpart'

From: GCIDE
  • Counterpart \Coun"ter*part`\ (koun"t[~e]r*p[aum]rt`), n.
  • 1. A part corresponding to another part; anything which answers, or corresponds, to another; a copy; a duplicate; a facsimile. [1913 Webster]
  • In same things the laws of Normandy agreed with the laws of England, so that they seem to be, as it were, copies or counterparts one of another. --Sir M. Hale. [1913 Webster]
  • 2. (Law) One of two corresponding copies of an instrument; a duplicate. [1913 Webster]
  • 3. A person who closely resembles another. [1913 Webster]
  • 4. A thing may be applied to another thing so as to fit perfectly, as a seal to its impression; hence, a thing which is adapted to another thing, or which supplements it; that which serves to complete or complement anything; hence, a person or thing having qualities lacking in another; an opposite. [1913 Webster]
  • O counterpart Of our soft sex, well are you made our lords. --Dryden. [1913 Webster]