QS
- ATCvet code QS
- Cue (disambiguation)
- Q (disambiguation)
- QS World University Rankings
- QS mark
- QZ (disambiguation)
- Quacquarelli Symonds
- Quadraphonic
- Quadraphonic sound
- Quadratic sieve
- Qualcomm Stadium
- Quality Score
- Quality management system
- Quality start
- Quantified self
- Quantity surveyor
- Quantum satis
- Queen's Scout
- Queen's Serjeant
- Queue (disambiguation)
- Quicksand
- Quicksort
- Quinolinate synthase
- Quis separabit?
- Quorum sensing
- Québec solidaire
- SQ (disambiguation)
- Travel Service (airline)