visual signals
visual signals
Broader Terms
More specific terms
- NT3 ↓ beacons
- NT3 ↓ distress signals
- NT3 ↓ international maritime signal flags
- NT3 ↓ railway signals
- NT3 ↓ semaphores
- NT3 ↓ smoke signals
- NT3 ↓ traffic lights
Related terms
- RT⇆ semiotics
