repellent

Universal Words adjective, noun adjective 1 ~ (to sb) (formal) very unpleasant; causing strong dislike: I found the pictures repellent. * Their political ideas are repellent to most people. 2 (in compounds) not letting a particular substance, especially water, pass through it: water-repellent fabric noun [U,C] 1 a substance that is used for keeping insects away from you: (an) insect repellent 2 a substance that is used on fabric, stone, etc. to prevent water from passing through it: (a) water repellent