NV
- nv – (s) Navajo language (ISO 639-1 code)
- nV – (s) Nanovolt
- NV
- (i) Naamloze vennootschap (Dutch, "innominate partnership" or "anonymous venture"; i.e. a public limited-liability company)
- (s) Nevada (postal symbol)
- NVEOL – (i) Night Vision and Electro-Optics Laboratory
- NVESD – (i) CERDEC Night Vision and Electronic Sensors Directorate, Fort Belvoir, Virginia
- NVG – (i) Night Vision Goggles
- NVL – (i) Night Vision Laboratory
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