robust
adjective /rəʊˈbʌst/
  /rəʊˈbʌst/
- strong and healthy- She was almost 90, but still very robust.
- He seems to be in robust (good) health.
 
- strong; able to survive being used a lot and not likely to break synonym sturdy- a robust piece of equipment
 
- (of a system or an organization) strong and not likely to fail or become weak- robust economic growth
 
- strong and determined; showing that you are sure about what you are doing or saying synonym vigorous- The company is taking a more robust approach to management.
 
Word Originmid 16th cent.: from Latin robustus ‘firm and hard’, from robus, earlier form of robur ‘oak, strength’.