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spectrum - definition and synonyms

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noun [singular]     spectrum pronunciation in British English
  1. 1
    the whole range of ideas, qualities, situations etc that are possible

    the parties at the centre of the political spectrum

    wide/broad spectrum (=a large range):

    The course covers a wide spectrum of musical activity from opera to rock.

  2. 2
    physics the complete range of colours into which light can be separated when it passes through a prism
  3. 3
    physics a range of radio waves or light waves
  4. From our crowdsourced Open Dictionary
    on the spectrum affected by a developmental condition such as autism or Asperger's syndrome

    Take this for an example – an autism manifesto that is developed by the people on the spectrum themselves.

    Submitted from United Kingdom on 31/05/2016


a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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