- DNSS stands for Domain Name Search Software (Nsasoft)
- DNSS stands for Defense Navigation Satellite System
- DNSS stands for Drive Noise Suppression System (IBM Corp.)
- DNSS stands for Dub Narcotic Sound System (band)
- DNSS stands for Department of Natural and Social Sciences (various locations)
- DNSS stands for Daily Nasal Symptom Severity
- DNSS stands for Development of National Sports Structure (International Olympic Committee)
DNSS