NEI

Nei or NEI may refer to: Nei, Iran, a village in Ardabil Province, Iran Nei, a character in the Phantasy Star II roleplaying game Nutrition and Education International Nuclear Energy Institute, American nuclear industry lobbying group National Eye Institute, one of the US Institutes of Health Netherlands East-Indies, also known as the Dutch East Indies Northern Engineering Industries, a defunct British engineering firm Noise-equivalent irradiance, in astronomy