Look up twinning in Wiktionary, the free dictionary.
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, 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 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 effects 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