Look up nid in Wiktionary, the free dictionary.

Nid or NID may refer to:

• Nidogen-1, an extracellular protein
• Neuronal intestinal dysplasia, a condition involving abnormalities with the nerves supplying the bowel

• Namespace Identifier, part of a Uniform Resource Name
• Network interface device, in telecommunications, providing demarcation between carrier and customer wiring

• Naval Intelligence Department (Royal Navy), the intelligence arm of the British Admiralty from 1887 until 1912
• National Institute of Cultural Heritage, a Polish governmental institution
• National Institutes of Design, a group of Indian public design universities
  • National Institute of Design, the primary institute, in Ahmedabad, Gujarat
  • National Institute of Design, Andhra Pradesh, design school in Vijayawada, Andhra Pradesh
  • National Institute of Design, Madhya Pradesh, design school in Bhopal, Madhya Pradesh
  • National Institute of Design, Haryana, design school in Kurukshetra, Haryana
  • National Institute of Design, Assam, design school in Jorhat, Assam
• Naval Intelligence Division (United Kingdom), of the British Admiralty, prior to 1965
• Naval Intelligence Division (Israel), a staff unit in the Israeli navy headquarters
• National Investigation Department of Nepal, an intelligence agency of Nepal
• NID (Stargate), a fictional secret government organization in the television series Stargate SG-1
• Nieuport-Delage, an aircraft company from the 1920s and 1930s

• The Nidelva or Nid River in Trondheim, Norway
• Nevada Irrigation District, in the Sierra Nevada foothills of California, organized to supply irrigation water

• National Inventory of Dams, an American database documenting dams in the United States and its territories
• Nieuwe Intercity Dubbeldekker, the renovated NS DD-AR train
• Nimzo-Indian Defence, a chess opening
• Srettha Thavisin (born 1962), nicknamed Nid, Prime Minister of Thailand

• Nidd (disambiguation)

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