| adjective | relating to or conferring immunity (to disease or infection) |
| adjective | able to tolerate environmental conditions or physiological stress “the plant is tolerant of saltwater” |
| adjective | impervious to being affected “resistant to the effects of heat” |
| adjective | disposed to or engaged in defiance of established authority |
| adjective | incapable of absorbing or mixing with “a water-repellent fabric” |
| immunity | noun | (medicine) the condition in which an organism can resist disease |
| resistance | noun | (medicine) the condition in which an organism can resist disease |
| resist | verb | resist immunologically the introduction of some foreign tissue or organ |
| repellent | noun | the power to repel |