DN
- DN - (i) Deacon
- DNA – (i) U.S. Defense Nuclear Agency – DeoxyriboNucleic Acid – Douglas Noël Adams
- DNAW – (i) Day Night All Weather
- DND – (i) Department of National Defence (Canada) – Do Not Disturb
- DNDi – (i) Drugs for Neglected Diseases initiative
- DNDO – (i) U.S. Domestic Nuclear Detection Office
- DNM – (i) Defence Nuclear Material
- DNK – (s) Denmark (ISO 3166 trigram)
- DNR – (i) Do Not Resuscitate
- DNS – (i) Domain Name System
Read more about this topic: List Of Acronyms And Initialisms: D