Simplex (disambiguation)
- Actuant Corporation
- American Simplex
- Bergmann Simplex
- Compound word
- Crane-Simplex
- Herpes simplex
- List of species named simplex
- Mercedes Simplex
- Morphology (linguistics)
- Motor Rail
- Pascal's simplex
- Sheffield-Simplex
- SimpleX Chat
- Simplex
- Simplex (bicycle)
- Simplex Automobile Company
- Simplex Manufacturing Corporation
- Simplex algorithm
- Simplex communication
- Simplex graph
- Simplex noise
- Simplex plot
- Simplex signaling
- SimplexGrinnell
- Simplicial complex
- Simplicial polytope
- Small Innovative Missions for Planetary Exploration
- Wurlitzer