broad–spectrum

adjective

Definition of broad–spectrum

  1. :  effective against a wide range of organisms (as insects or bacteria) <a broad–spectrum antibiotic>

1952

First Known Use of broad–spectrum

1952


Medical Dictionary

broad–spectrum

adjective

Medical Definition of broad–spectrum

  1. 1:  effective against a wide range of organisms (as insects or bacteria) <broad–spectrum antibiotics>—compare narrow-spectrum

  2. 2:  effective in protecting skin from ultraviolet radiation by absorbing or blocking both UVA and UVB rays <broad–spectrum suncreen>


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to decrease in size, extent, or degree

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