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

     

    boil

     noun
    noun
    BrE BrE//bɔɪl//
     
    ; NAmE NAmE//bɔɪl//
     
     
    jump to other results
  1. 1[singular] a period of boiling; the point at which liquid boils (British English) Bring the soup to the boil, then allow it to simmer for five minutes. (North American English) Bring the soup to a boil. The sauce should thicken as it comes to the boil.
  2. 2[countable] a painful infected swelling under the skin which is full of a thick yellow liquid (called pus)
  3. Word Originnoun sense 1 Middle English: from Old French boillir, from Latin bullire ‘to bubble’, from bulla ‘bubble’. noun sense 2 Old English bȳle, bȳl, of West Germanic origin; related to Dutch buil and German Beule.Extra examples Bring the soup to a boil. Bring the soup to the boil, then simmer for five minutes. He played brilliantly for the first set but then went rather off the boil. Just before the milk comes to the boil, turn down the heat. The doctor lanced the boil. When it comes to a boil, reduce the heat. The boil on his back was painful.Idioms (British English) less good than before The second series of the show really went off the boil. very active We have several projects all on the boil at once.
See the Oxford Advanced American Dictionary entry: boil