adjustment in WordNet English dictionary

1. making or becoming suitable; adjusting to circumstances
   adjustment  accommodation  fitting 
   
2. the process of adapting to something (such as environmental conditions)
   adaptation  adaption  adjustment 
   
3. the act of making something different (as e.g. the size of a garment)
   alteration  modification  adjustment 
   
4. the act of adjusting something to match a standard
   adjustment  registration  readjustment 
   
5. an amount added or deducted on the basis of qualifying circumstances
   "an allowance for profit"
   allowance  adjustment