NI

This article is about the acronym. For the word, see Ni (disambiguation).

NI is a two-letter abbreviation and may refer to:

Aviation

• NI, IATA's code for the Portugália airline

Business

• National Instruments, a U.S. producer of automated test equipment and virtual instrumentation software
• National Insurance, a system of taxes and related social security benefits implemented in the United Kingdom
• Native Instruments, a music software production company
• News International, a British newspaper publisher

Geography

• NI, Nicaragua's country code
  • .ni, Nicaragua's internet domain
• Norfolk Island, a self-governing external territory of Australia
• Northern Ireland, a constituent country of the UK in the northeast of Ireland

Media

• The New Internationalist, a magazine from New Internationalist Publications

Politics

• Non-Inscrits (NI), members of the European Parliament not enrolled in any political group of the European Parliament

Reproduction

• Natural Insemination i.e sexual intercourse in contrast to artificial insemination. Normally a term used to describe natural insemination by a sperm donor.

Science

• Nitrogen Triiodide

Miscellanea

• NI, Na Ispug Tank
• NI, Natural Intelligence, as opposed to Artificial Intelligence

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