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science - definition and synonyms


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noun science pronunciation in British English /ˈsaɪəns/
Word Forms
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  1. 1
    [uncountable] the study and knowledge of the physical world and its behaviour that is based on experiments and facts that can be proved, and is organized into a system
    There’s a shortage of people competent in maths, science, and technology.
    Chris is studying science at school.
    a science teacher
    1. a.
      [uncountable] an area of study that uses scientific methods
      medical/veterinary science
  2. 2
    [countable] a scientific subject such as chemistry, physics, or biology
    the earth sciences
    science of: the modern science of ecology
  3. 3
    [countable] an organized way of making, arranging, or dealing with something
    science of: the science of brewing beer


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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