counterpart

IPA: kˈaʊntɝpɑrt

Either of two parts that fit together, or complement one another.
(law) A duplicate of a legal document.
One who or that which resembles another.
One who or that which has corresponding functions or characteristics.
(paleontology) Either half of a flattened fossil when the rock has split along the plane of the fossil.

Examples of "counterpart" in Sentences

She accesses a shortcut to achieving this goal when she meets her counterpart from a parallel Magical Kingdom, Princess Erika.
And while some may gripe that he sometimes loses his soul when he achieves perfect happiness, his evil, soulless, counterpart is even more entertaining to watch.
I am posted to be working with the local district hospital here in Banyo and my counterpart is the head nurse who is originally from the western part of Cameroon.
My favorite thing about her is that when she first launched I always thought she was going to have a huge, successful, long career, while her label counterpart Rihanna was an annoying one-hit wonder.
On Macs, The Boy Genius Report recommends iTuneMyWalkman for a similar experience to iTunes Agent, although that software actually looks more integrated and easier to manage than its Windows counterpart from the screenshots.
Story: In New York City, an office building is violently jolted, leading the Fringe team to discover a lone survivor — well, technically, a pair of survivors, as the man in the wreckage has physically merged with his counterpart from the alternate reality.