Answer: TESTBED
The answer TESTBED has 23 possible clues. See the results below.
Possible Clues:
- Trial equipment
- Platform for software trial runs
- Experimental set-up to examine what sleeping conditions might be like?
- Area for trying out engines and machinery under working conditions
- International base needs trial equipment
- Arrears setback for aviation engineers
- Trial piece of equipment
- Trial installation
- Practise sleeping - engineers are working on it
- River bottom as experimental area