boiling point - definition and synonyms

noun 

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singularboiling point
pluralboiling points
  1. 1
    [countable/uncountable] science the temperature at which a liquid boils
    heat/bring something to boiling point:

    Bring the sauce to boiling point, stirring frequently.

  2. 2
    [uncountable] the moment when a situation becomes more serious or dangerous because people start to feel very angry
    reach boiling point:

    Tension between the two groups has almost reached boiling point.