resistant in WordNet English dictionary

1. relating to or conferring immunity (to disease or infection)
   immune  resistant 
   
2. disposed to or engaged in defiance of established authority
   insubordinate  resistant  resistive 
   
3. incapable of absorbing or mixing with
   "a water-repellent fabric"; "plastic highly resistant to steam and water"
   repellent  resistant 
   
4. impervious to being affected
   "resistant to the effects of heat"; "resistant to persuasion"
   resistant 
   
5. able to tolerate environmental conditions or physiological stress
   "the plant is tolerant of saltwater"; "these fish are quite tolerant as long as extremes of pH are avoided"; "the new hybrid is more resistant to drought"
   tolerant  resistant