stabilise in WordNet English dictionary

1. support or hold steady and make steadfast, with or as if with a brace
   "brace your elbows while working on the potter's wheel"
   brace  steady  stabilize  stabilise 
   
2. become stable or more stable
   "The economy stabilized"
   stabilize  stabilise 
   
3. make stable and keep from fluctuating or put into an equilibrium
   "The drug stabilized her blood pressure"; "stabilize prices"
   stabilize  stabilise 
   

stabilise in English Wiktionary