spectrum Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “spectrum” in the English Dictionary

"spectrum" in British English

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spectrumnoun [C]

uk   us   /ˈspek.trəm/ (plural spectra or spectrums)
  • spectrum noun [C] (COLOURS)

C2 the set of ​colours into which a ​beam of ​light can be ​separated, or a ​range of ​waves, such as ​lightwaves or ​radiowaves: The ​colours of the spectrum - ​red, ​orange, ​yellow, ​green, ​blue, ​indigo, and ​violet - can be ​seen in a ​rainbow.

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(Definition of spectrum from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"spectrum" in American English

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spectrumnoun [C]

 us   /ˈspek·trəm/
  • spectrum noun [C] (RANGE)

a ​range of ​objects, ​ideas, or ​opinions: There’s ​agreementacross the ​political spectrum. A ​wide spectrum of ​opinion was ​represented at the ​meeting.
  • spectrum noun [C] (COLORS)

(plural spectra  /ˈspek·trə/ or spectrums) physics the set of ​colors into which a ​beam of ​light can be separated (plural spectra  /ˈspek·trə/ or spectrums) physics Spectrum also ​means a ​range of ​waves such as ​lightwaves or ​radiowaves.
(Definition of spectrum from the Cambridge Academic Content Dictionary © Cambridge University Press)

"spectrum" in Business English

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spectrumnoun [C]

uk   us   /ˈspektrəm/
a ​range of similar things: a spectrum of sth A ​methodology will have to be ​developed to gradually ​cover the entire spectrum of ​technologies. a wide/broad spectrumthe economic/business/political spectrum He has ​support from across the whole ​political spectrum.
(Definition of spectrum from the Cambridge Business English Dictionary © Cambridge University Press)
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“spectrum” in British English

“spectrum” in American English

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