Twinning (making a twin of) may refer to: * In biology and agriculture, producing two offspring (i.e., twins) at a time, or having a tendency to do so * In engineering and manufacturing, the creation of a digital twin or the synching of such twins * Twinning (cooperation) **

Afri Twin Afri Twin is an international school linking initiative that facilitates mutually beneficial partnerships between students and teachers at schools in the United Kingdom and South Africa. It was founded in 2001 by Jayne Martin, a South African the ...

, an exchange partnership between schools in the United Kingdom and South Africa ** Twin towns and sister cities, towns and cities involved in town twinning ** A type of

transnational education International education refers to a dynamic concept that involves a journey or movement of people, minds, or ideas across political and cultural frontiers. It is facilitated by the globalization phenomenon, which increasingly erases the constrai ...

in which a student does part of their degree course in a local private college and part of it in an overseas institution tied to the college * eTwinning, an EU collaboration project in which two schools in different locations are paired and communicate using the internet * Twinning (roads), construction of one road next to another * In crystallography, crystal twinning refers to intergrown crystal forms that display a twin boundary * In film,

special effect Special effects (often abbreviated as SFX, F/X or simply FX) are illusions or visual tricks used in the theatre, film, television, video game, amusement park and simulator industries to simulate the imagined events in a story or virtual wor ...

s that multiply the presence of the same actor or actress on screen * In animation, twinning refers to when two parts on opposite sides of a character's body move the same way * ''Twinning'' (TV series), a 2015 reality show on VH1

See also