2I or 2-I may refer to:
- Kosmos-2I Soviet rocket
- AceKard 2i, one of the Nintendo DS storage devices
- Base 2i, or Quater-imaginary base
- The binary icosahedral group 2I
- SSH 2I (WA), now U.S. Route 97 in Washington
- The 2i's Coffee Bar in London
- Polikarpov 2I-N1, alternate name for the Polikarpov DI-1 fighter
- Kosmos-2I 63S; see List of Kosmos satellites (1–250)
- 2I/Borisov, the first known interstellar comet
See also edit
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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