1. (

• immune ,
• resistant

) relating to or conferring immunity (to disease or infection) ;

2. (

• tolerant ,
• resistant

) 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" ;

3. (

• resistant

) impervious to being affected; "resistant to the effects of heat"; "resistant to persuasion" ;

4. (

• insubordinate ,
• resistant ,
• resistive

) disposed to or engaged in defiance of established authority ;

5. (

• repellent ,
• resistant

) incapable of absorbing or mixing with; "a water-repellent fabric"; "plastic highly resistant to steam and water" ;