adjectives
relating to or conferring immunity (to disease or infection)
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"
impervious to being affected
"resistant to the effects of heat"; "resistant to persuasion"
is similar to
not admitting of passage or capable of being affected
"a material impervious to water"; "someone impervious to argument"
disposed to or engaged in defiance of established authority
incapable of absorbing or mixing with
"a water-repellent fabric"; "plastic highly resistant to steam and water"