NID

Nid may refer to:

• The Nidelva or Nid River in Trondheim, Norway
• Nīþ, a social stigma implying the loss of honour in historical Germanic society

acronym NID

• National Institute of Design, a design school in Ahmedabad, India
• National Institute of Design, Gandhinagar, a design school in Gandhinagar, India
• National Intelligence Director, the US official responsible for oversight of intelligence agencies
• Namespace Identifier, part of a Uniform Resource Name
• Naval Intelligence Division, of the British Admiralty, prior to 1965
• Network Identification Number, used in some mobile telephone networks
• Network interface device, in telecommunications, providing demarcation between carrier and customer wiring
• Network intrusion detection system, which tries to detect malicious activity by monitoring network traffic
• NID (Stargate), a fictional secret government organization in the television series Stargate SG-1
• Neuronal intestinal dysplasia, a condition involving abnormalities with the nerves supplying the bowel
• Nevada Irrigation District, in the Sierra Nevada foothills of California, organized to supply irrigation water
• Nights into Dreams..., a video game for the Sega Saturn
• Not Intentionally Doped, a semiconductor manufacturing technique