Definition of repellent noun from the Oxford Advanced Learner's Dictionary

     

    repellent

     noun
    noun
    BrE BrE//rɪˈpelənt//
     
    ; NAmE NAmE//rɪˈpelənt//
     
    [uncountable, countable]
     
    jump to other results
  1. 1a substance that is used for keeping insects away from you (an) insect repellent
  2. 2a substance that is used on cloth, stone, etc. to prevent water from passing through it (a) water repellent
  3. Word Origin mid 17th cent.: from Latin repellent- ‘driving back’, from the verb repellere, from re- ‘back’ + pellere ‘to drive’.
See the Oxford Advanced American Dictionary entry: repellent