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Definition of broad-spectrum adjective from the Oxford Advanced Learner's Dictionary

broad-spectrum

adjective

/ˌbrɔːd ˈspektrəm/

/ˌbrɔːd ˈspektrəm/

[only before noun] (specialist)

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(of a drug or chemical) effective against a large variety of bacteria, insects, etc.
Oxford Collocations Dictionary
Broad-spectrum is used with these nouns:
antibiotic
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See broad-spectrum in the Oxford Advanced American Dictionary

Check pronunciation: broad-spectrum

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