resistant
1 adj Someone who is resistant to something is opposed to it and wants to prevent it.
Some people are very resistant to the idea of exercise.
2 adj If something is resistant to a particular thing, it is not harmed by it. ...how to improve plants to make them more resistant to disease...
-resistant
-resistant is added to nouns to form adjectives that describe something as not being harmed or affected by the thing mentioned. comb in adj
(=-proof)
Children's suncare products are normally water-resistant.
water-resistant
Something that is water-resistant does not allow water to pass through it easily, or is not easily damaged by water. adj
Microfibre fabrics are both water resistant and windproof...